The mean, median, standard deviation, and interquartile range for each data set is given below.
What is the definition of Interquartile Range (IQR)?When arranged from lowest to highest, the IQR represents the central 50% of values.
Find the median (middle value) of the lower and higher half of the data to get the interquartile range (IQR).
These are the quartile 1 (Q1) and quartile 3 (Q3) values (Q3). The difference between Q3 and Q1 is the IQR.
What are the measures of central tendency for Manuels Data?Using the statistical tool, the following were arrived at:
Standard Deviation = 3.13961Mean = 8Median = 8IQR = Q3-Q1 = 10 - 6 = 4What are the measures of central tendency for Grethcen's Data?Using the statistical tool, the following were arrived at:
Standard Deviation = 4.68737.Mean = 9.6Median = 9IQR = IQR = Q3-Q1 = 12 - 7 = 5.See the respective Histograms attached.
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You toss a coin and roll a number cube. The table shows the sample space,
where H means heads, T means tails, and the numbers represent the number
cube roll?
What is the probability of tossing heads and rolling a number less than 3?
A.1/4
B.1/3
C.1/6
D.1/2
Please help me on this and answer quickly if you get it correct and I’ll give brainlist if you don’t I won’t give brainlist but hurry please!!
Using it's concept, it is found that the probability of tossing heads and rolling a number less than 3 is given by:
C. 1/6
What is a probability?A probability is given by the number of desired outcomes divided by the number of total outcomes.
In this problem, there were 12 trials. Of those, 2 are H1 and H2, which are heads and a number less than 3, hence the probability is given by:
p = 2/12 = 1/6.
Which means that option C is correct.
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Derrick grows vegetables on a circular patch of land. The radius of the patch is 16 meters. What is the approximate area of the patch of land?
Answer:
A≈804.25m²
Step-by-step explanation:
A=πr2=π·162≈804.24772m²
What is the domain of the given function?
{(3,-2), (6, 1), (-1, 4), (5, 9), (-4, 0)}
{x|x = -4,-1, 3, 5, 6}
Oyly=-2, 0, 1, 4, 9}
O {x|x = -4, -2, -1, 0, 1, 3, 4, 5, 6, 9)
Oyly=-4, -2, -1, 0, 1, 3, 4, 5, 6, 9)
h
Answer:
A
Step-by-step explanation:
the domain are the value on the x coordinate
i.e 3, 6, -1, 5, -4 = {-4,-1,3,5,6}
Determine the type of quadrilateral created by the points of intersection of the lines x-y+3=0, y=x-2, y = -1/2x + 5, and x+2y+12=0.
The set of parallel lines in a quadrilateral leads to the parallelogram.
What is a quadrilateral?Any closed figure made by 4 line segments joined end to end in series is called a quadrilateral.
Line M
x - y + 3 = 0,
y = x + 3
m = 1
Line L
y = x - 2,
m = 1
Line N
y = -1/2x + 5,
m = -0.5
Line P
x+2y+12=0
y = -x/2 - 6
m = -0.5
Here we can see that the slope of line M and L are equal and slope of line N and P are equal.
That quadrilateral in which opposite sides are parallel is called a parallelogram.
Hence, the set of parallel lines in a quadrilateral leads to the parallelogram.
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Help please with problem 2 I will mark brainliest
Answer:
During the rapid diagnostic test of coronavirus among 250 people 96% were found negative .how many people were found negative
A sugar solution currently measures 250 degrees fahrenheit. the temperature of the solution increases 5 degrees per minute. the sugar solution will caramelize at temperatures greater than 310 and less than 338 degrees fahrenheit. which inequality can be used to find x, the number of minutes it will take for the solution to begin caramelizing?
The inequality which is used to find the number of minutes taken by the solution to begin caramelising is 310 < 250 + 5x <338. The correct answer is option A.
The complete question is given below:-
A sugar solution currently measures 250 degrees Fahrenheit. The temperature of the solution increases 5 degrees per minute. The sugar solution will caramelize at temperatures greater than 310 and less than 338 degrees Fahrenheit. Which inequality can be used to find x, the number of minutes it will take for the solution to begin caramelizing? 310 < 250 + 5x < 338 310 < 250 + 5x < 338 310 < 5(x + 250) < 338 310 < 5(x + 250) < 338
What is inequality?A statement of an order relationship—greater than, greater than or equal to, less than, or less than or equal to—between two numbers or algebraic expressions is called an inequality.
According to the given question.
The current temperature of a sugar solution is 250 degrees Fahrenheit. Per minute the temperature of the solution increases by 5 degrees. Also, x is the number of minutes taken by the sugar to caramelize.
⇒ The total increase in the temperature in x minutes = 25 + 5x
Since the sugar solution caramelizes at a temperature greater than 310 and less than 338.
Inequality will be given as:-
310 < 250 + 5x < 338
Therefore, the inequality which is used to find the number of minutes taken by the solution to begin to caramelize is given by 310 < 250 + 5x < 338.
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geometry please help (pentagons)
Answer:
144
Step-by-step explanation:
540 degrees is the sum of angles in a pentagon
Divide 540 by 5(number of sides) =108(interior angle)
Since there are two pentagons you do 108 X 2 = 216 degrees
Do 360 - 216 = 144
so your answer is right
Can * x ^ 2 + 25 be factored using a difference of two squares?
No it can't be factored , whenever there is addition between two squares , the expression can't be factored
which method is best for solving the system of equations,
3x+2y=4
-3x+y=2
The method which is best for solving the system of equations when you remove one variable by adding them is B Elimination
To answer the question, we need to know what system of equations are
What are system of equations?System of equations are pairs of equations that contain two unknowns
Ways of solving system of equationsWe have different ways of solving systems of equations which include
Guess and CheckEliminationGraphing and SubstitutionSince we have the system of equations
3x + 2y = 4
-3x + y = 2
The method which we can use to remove one variable by adding them is the elimination method.
Adding them, we have
3x + 2y = 4
+
-3x + y = 2
3y = 6
y = 6/3
y = 2
So, the method which we can use to remove one variable by adding them is B Elimination
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Find the derivative of 1/√s+2
Using the quotient rule, it is found that the derivative of the function is given as follows:
[tex]f^{\prime}(x) = -\frac{1}{2\sqrt{s}(\sqrt{s}+2)^2}[/tex]
What is the derivative of a quotient?Suppose a quotient function defined as follows:
[tex]f(x) = \frac{g(x)}{h(x)}[/tex]
Then, the derivative is given by:
[tex]f^{\prime}(x) = \frac{g^{\prime}(x)h(x) - h^{\prime}(x)g(x)}{h(x)^2}[/tex]
In this problem, we have that:
g(x) = 1.g'(x) = 0.[tex]h(x) = \sqrt{s} + 2[/tex].[tex]h^{\prime}(x) = \frac{1}{2\sqrt{s}}[/tex]Then, since g'(x) = 0, the derivative is given by:
[tex]f^{\prime}(x) = -\frac{1}{2\sqrt{s}(\sqrt{s}+2)^2}[/tex]
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The value of the expression -a -bl when a = 7
and b = -3
Answer:
Option 1 -----> -10
Step-by-step explanation:
Substitute a and b into the equation :
-{a-b} =
-{7-(-3)} =
-{7+3} =
-{10} =
-10 ---> Option 1
Hoep this helped and brainliest please
Gavin has nickels, dimes, and quarters in the ratio of 1:3:6.If 57of Gavin’s coins are dimes , how many nickels and quarters does he have?
Answer:
19 nickels, 57 dimes, and 114 quarters
Step-by-step explanation:
57/3 = 19
1 × 19 = 19
3 × 19 = 57
6 × 19 = 114
At a local college, an admissions officer surveys the incoming class of 1,000 first-year students concerning their preference of major. the officer randomly selects 100 of them and asks if they intend to major in liberal arts. of the 100 first-year students, 62 state they intend on majoring in liberal arts. assuming the conditions for inference have been met, what is the 95% confidence interval for the true proportion of first-year students who intend on majoring in liberal arts? 0.38 plus-or-minus 1.96 startroot startfraction 0.38 (1 minus 0.38) over 100 endfraction endroot 0.62 plus-or-minus 1.96 startroot startfraction 0.62 (1 minus 0.62) over 100 endfraction endroot 0.38 plus-or-minus 1.65 startroot startfraction 0.38 (1 minus 0.38) over 1000 endfraction endroot 0.62 plus-or-minus 1.65 startroot startfraction 0.62 (1 minus 0.62) over 1000 endfraction endroot
The 95% confidence interval for the true proportion of first-year students who intend on majoring in liberal arts is option B. 0.62 plus-or-minus 1.96 start root start fraction 0.62 (1 minus 0.62) over 100 end fraction end root .
What is Confidence Interval?Confidence interval in statistics is defined as the certain range of values that you estimate for the unknown parameter lies within.
Confidence interval for the population proportion can be calculated as,
p ± z × [tex]\sqrt{\frac{p(1-p)}{n} }[/tex]
Here, p is the sample proportion and n is the sample size.
z value for 95% confidence interval is 1.96.
Here, n = 100,
p = [tex]\frac{62}{100}[/tex] = 0.62
Substituting the values, confidence interval of true proportion is,
0.62 ± 1.96 × [tex]\sqrt{\frac{0.62(1-0.62)}{100} }[/tex]
Hence the 95% confidence interval for the true proportion of first-year students who intend on majoring in liberal arts is 0.62 ± 1.96 × [tex]\sqrt{\frac{0.62(1-0.62)}{100} }[/tex].
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Which two shapes make up the first split of quadrilaterals on the quadrilateral hierarchy?
1. kite and square
2. square and rectangle
3. trapezoid and square
4. trapezoid and kite
Trapezoid and kite make up the first split of quadrilaterals on the quadrilateral hierarchy
What is a quadrilateral?A quadrilateral is a polygon that has four sides and four angles. Types of quadrilateral are square, kite, trapezoid, rectangle, rhombus and so on.
A quadrilateral hierarchy is a graphical way of representing the different types of quadrilaterals.
Trapezoid and kite make up the first split of quadrilaterals on the quadrilateral hierarchy
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|-2x +7| = 25 Find the values for x 12 and 8 12 and 8 6 and 18 6 and 18 -9 and 16 -9 and 16 - 7 and 12
Answer:
x = -9 and 16
Step-by-step explanation:
1. Separate in two cases:
(a) -2x + 7 = 25 and (b) -2x + 7 = -25
(a) -2x + 7 = 25 ⇒ subtract 7 from both sides
-2x = 18 ⇒ divide both sides by -2
x = -9
(b) -2x + 7 = -25 ⇒ subtract 7 to both sides
-2x = -32 ⇒ divide both sides by -2
x = 16
Solutions: x = -9, 16
Hope this helps!
there are 6 members of a board of supervisors for a park district they need to form a subcommittee of 3 people to study expanding a park how many different committees could be formed from the members
can someone help me on this question?
Answer:
first line: 0, 4
explanation: middle of -12 and 12 is 0, then 12/3 = 4
second line: -9, 6
explanation: split into 4 sections per each 12 so 12/4 is 3 and the location of the first unknown point is one section away from 12 so we know the distance between there is 3, leaving -12+3 = -9. Then two sections less than 12 is 12-6 = 6
third line: -12, 4
explanation: 24/6 = 4, -24 + 12 = -12 so 4 units each sections 0 + 4 = 4
Find the values of x and y.
x=____
(b) y=_____
[tex]sin60 = \frac{opp}{hyp} \\ sin60 = \frac{y}{12 } \\ \frac{ \sqrt{3} }{2} = \frac{y}{12} \\ 2y= 12 \sqrt{3} \\ y = 6 \sqrt{3} [/tex]
[tex]cos60 = \frac{adj}{hyp} \\ cos60 = \frac{x}{12} \\ \frac{1}{2} = \frac{x}{12 } \\ 2x = 12 \\ x = 6[/tex]
Hope it helps
Please give brainliest
Brent sells an avarage of 52 pot holders each week. about how many pot holders does he sell in 58 weeks.
The amount of pot holders Brent sold for 58 weeks is 3016
How to find the amount of pot holders Brent sold?He sells 52 pot holders each week.
This means for every week, he sold 52 pot holders. Therefore, the amount of pot holders he sold for 58 weeks can be solved as follows:
1 week = 52 pot holders
58 weeks = ?
cross multiply
number of pot sold for 58 weeks = 58 × 52
number of pot sold for 58 weeks = 3016
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What is the value of x?
2
3
6
7
Answer: 2
Step-by-step explanation:
DE * CE = AE * BE (Two Secants Segment Theorem)
▪︎ DE = 1 + x + 4
▪︎ CE = x + 4
▪︎ AE = 11 + x + 1
▪︎ BE = x + 1
=> (1 + x + 4)(x + 4) = (11 + x + 1)(x + 1)
=> (x + 5)(x+4) = (x + 12)(x + 1)
=> x^2 + 9x + 20 = x^2 + 13x + 12
=> 9x + 20 = 13x + 12
20 - 12 = 13x - 9x
8 = 4x
x = 2
Can someone help me with this
The Transamerica Pyramid Building in San Francisco is 853 ft tall with a square base that is 149 ft on each side.
To the nearest thousand cubic feet, what is the volume of the Transamerica Pyramid?
Пожалуйста помогите с решением
Answer:
( x, y) =
[tex]65 \ \frac{15}{11} [/tex]
this is your answer
Jed places the letters A, B, C, D, E, F, G, H and I into a bag and picks 2 at random. What is the probability he chooses at least 1 vowel?
Answer:
0.583333333333Step-by-step explanation:
we have 9 letters
3 vowels: A , E , I
6 consonant: B, C, D, F, G , H
Consider the event V : «choosing at least 1 vowel»
[tex]\Longrightarrow \overline{V} \ \colon \ \text{choosing 2 consonant}[/tex]
[tex]p(V) =1-p\left( \overline{V} \right) =1-\frac{C^{2}_{6}}{C^{2}_{9}}=0.583333333333[/tex]
Fill in the missing number in this sequence:
{ } 45, 15, 5
Answer:
135
Step-by-step explanation:
every njmber is divided by 3
If 135 is divised by 3 it becomes 45
Hi student, let me help you out! :)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
We are asked to fill in the missing number in the following sequence:
[tex]\pmb{(~~~),45,15,5}[/tex]
[tex]\triangle~\fbox{\bf{KEY:}}[/tex]
Look at the common ratio.Since every number here is divided by 3, the common ratio is 3.
To find the missing number, we should multiply 45 times the common ratio, 3:
[tex]\star~\mathrm{\overline{\underline{\overline{\underline{135}}}}}[/tex]
Hope it helps you out! :D
Ask in comments if any queries arise.
#StudyWithBrainly
~Just a smiley person helping fellow students :)
What would the answer be?
Answer:
C
Step-by-step explanation:
since ∠ m ≅ ∠ p , then
9x - 2 = 4x + 18 ( subtract 4x from both sides )
5x - 2 = 18 ( add 2 to both sides )
5x = 20 ( divide both sides by 5 )
x = 4
then
∠ p = 4x + 8 = 4(4) + 18 = 16 + 18 = 34°
may someone help me with this question? Thank you!
[tex]\qquad\qquad\huge\underline{{\sf Answer}}[/tex]
Let's solve ~
[tex]\qquad \sf \dashrightarrow \:3(3x + 5)[/tex]
now plug in the value of x as 5
[tex]\qquad \sf \dashrightarrow \:3(3(5) + 5)[/tex]
[tex]\qquad \sf \dashrightarrow \:3(15 + 5)[/tex]
[tex]\qquad \sf \dashrightarrow \:3(20)[/tex]
[tex]\qquad \sf \dashrightarrow \:60 \: [/tex]
So, the equivalent value is 60
The perimeter of the rectangle is 146 units. what is the length of the longer side? 14 units 28 units 33 units 45 units
Answer:
45
Step-by-step explanation:
perimeter is the sum of all sides
for rectangle, it's (length + width) x 2
so do the reverse: 146/ 2 = l + w
73-45 = 30 this means the longer side is 45
=> length is 45
Answer:c
Step-by-step explanation:just took the test
Solve for x, if 4x - 24 = 1 000.
Solve for x, if 7x = 343.
Solve for x, if x4 = 4 096.
Answer with step-by-step explanation:
1) 4x - 24 = 1000
Add 24 to both sides.
4x = 1024
Divide both sides by 4.
x = 256
2) 7x = 343
Divide both sides by 7.
x = 49
3) x⁴ = 4096
Find 4th root of both sides.
x = 8
What is the area, in square feet, of the isosceles trapezoid below?
Answer:
A≈78.54
Step-by-step explanation:
A¹=7.7×6.6=50.82(area of rectangle inside)
16.1-7.7=8.4/2=4.2
A²=6.6×4.2=27.72(area of triangles)
A=50.82+27.72=78.54