Find the interquartile range for the given set of data.

{23.5, 22.1, 24.0, 28.6, 26.3, 29.2, 21.0, 22.7, 25.5, 22.3, 21.6}
A.
4.2
B.
8.2
C.
48.4
D.
50.2

Answers

Answer 1

Answer:

A. 4.2

Step-by-step explanation:

Answer 2

Answer:

A. 4.2

Step-by-step explanation:

put the numbers in order

21.0 , 21.6, 22.1, 22.3, 22.7, 23.5, 24.0, 25.5, 26.3, 28.6, 29.2

Q1 = 22.1

Q2 (median) = 23.5

Q3 = 26.3

Interquartile range (IQR) = Q3 - Q1 = 26.3 - 22.1 = 4.2


Related Questions

Karen grew a pumpkin that weighed 18.9 pounds for the competition at the
county fair. Nancy grew a pumpkin that weighed 19.9 pounds. Who grew the
largest pumpkin, Karen or Nancy?
A. Nancy
B. Karen

Answers

Answer:

Nancy

Step-by-step explanation:

Her pumpkin weighed more

The ordered pair (2, -4) is a solution to the system y= -2x and x -2y = 10.​

Answers

That is correct.
Work to verify:

Is (2,4) a solution of 3x - y = 2?

Answers

yes because when filling in the unknown (3*2-4=2) gets you the answer of 2.

Answer: Yes, it is a solution.

Step-by-step explanation:

3(2)=6-4=2

Answer the Pre-Algebra problem attached to this.

Answers

Answer: x>5

If I Helped, Please Mark Me As Brainliest, Have A Great Day :D

Answer: x is greater than 5

Step-by-step explanation:

9(2(5)-9)-5 greater than 4

9(10-9)-5 greater than 4

9-5 greater than 4

4 greater than 4

So x MUST be greater than 5

Please help ASAP !
Will mark brainliest :)
Who ever answers first

Answers

the y intercept is -6

Answer:

-6

Step-by-step explanation:

this is written in point slope form, y=mx+b

we just need to recognize which numbers represent which variables,

(the "b" in the equation is the y-intercept)

Let's line them up to find out our "b"

y=-4x-6

y=mx+b

the -6 is where the "b" is located

Hope this helped and feel free to comment or ask questions!

7) The triangles in the picture are congruent by which method?

Answers

Answer:

SAS

Step-by-step explanation:

The sides are indicated to be congruent from triangle to triangle.

The intersecting angle are equal.  Therefore the triangle is congruent due to Side Angle Side

What percent of 45 is 7?
show work please?

Answers

Answer:

3.15

Step-by-step explanation:

45% can be converted into 0.45 or 9/20. You either multiply 7 by 0.45 or 9/20 to get your answer.

Answer:

3.15 is correct

Step-by-step explanation:

The person above me has all the work needed

whats the answer to log x+2 (9x) = 2

Answers

Answer:

2/19

Step-by-step explanation:

x+2 (9x) = 2

x+18x=2

19x=2

19x/19=2/19

2/19

Answer:

x = 2/19

Step-by-step explanation:

Please mark brainliest

Jessica lived in Spain and Colombia for a total of 18 months in order to learn Spanish.She learned an average of 160 words per month when she lived in Spain, and an average of 200 per month when she lived in Colombia. In total, she heard 3200 new words. How long did Jessica live in Spain, and how long did she live in Colombia?

Answers

Answer:

Jessica lived 10 months in Spain and 8 months in Colombia.

Step-by-step explanation:

Let x be the months Jessica spent in Spain, and y the months she spent in Colombia:

   1. x + y = 18

Using the information of words per month learned in each country, we can also write the equation:

    2. 160 * x + 200 * y = 3200

So now we have a system of two equations and two unknowns.

First we express y in terms of x, in the first equation:

x + y = 18y = 18 - x

We replace y in the second equation:

160 * x + 200 * (18 - x) = 3200

And solve for x:

160x + 3600 - 200x = 3200-40 x = -400x = 10

Finally we use that value of x in the first equation and solve for y:

10 + y = 18y = 8

Jessica lived 10 months in Spain and 8 months in Colombia.

Alex's swimming pool is 9.9 meters long, 12.1 meters wide, and 5 meters deep. Which is closest to the number of cubic meters of water the pool will hold?

Answers

Answer:

598.95

Step-by-step explanation:

multiply the 3 numbers for the m3

Toni gets paid $30 to rake a lawn. The mean man who hired her deducts $3 from her wage for every 2 leaves that are still left on the lawn when she finishes the job. How many leaves does the mean man have to see left on the ground before Toni goes home with no money?

Answers

Answer:

20 leaves

Step-by-step explanation:

Step one:

given data

we are told that the amount paid =$30

The mean man deducts $3 for every 2 leaves seen on the lawn.

we are expected to estimate the number of leaves that can amount to a $30 deduction.

Step two:

let the number of leaves be x

so if 2 leaves are worth $3 deductible

the x leave will worth $30 deductible

cross multiply we have

x=30*2/3

x=60/3

x=20 leaves

You move up 3 units. You end at (2, 0). Where did you start?

Answers

Answer:

-3, 3

Step-by-step explanation:

If x = -8, y = 7, and z = -11. Evaluate each expression :-X - y

Answers

Answer:

the number in front of a term is called a convention examples of single terms three times is a single term the three contents so then it would probably be 24 because 7284 time be planted in their preferred method to show multiplication example 3 evaluate the expression and then you go wide equals 6 and 24 hope this helps it's an example not the real answer though LOL

Answer:

-x-y=1

Step-by-step explanation:

just plug in the numbers.

-x-y

-(-8)-7

8-7

1

What are the steps to graphing y=x+5

Answers

Answer:

put in the y int- which is 5 and then the slope which is 1/1

Step-by-step explanation:

(2.5 x 104) – (1.4 x 10')
A) 2.36 x 104
B) 2.48 x 104
C) 23.6 x 103
D) 1.1 x 101

Answers

Answer:

The answer is 246 simplified so A

Step-by-step explanation:

They answer is option A

Eight workers took 2 1/4 days to dig half of a tunnel. If only two workers are going to finish the tunnel, how long will it take them?​

Answers

Answer:

0.5625

Step-by-step explanation:

Help please select the Awnser choices right awnsers only AWNSER BOTH QUESTIONS PLEASE

Answers

Answer:

Step-by-step explanation:

1. B

2. True

Answer: the awnser is D

Step-by-step explanation:

the awnser would be d becuase the others dont make sense at all enegry cannot be destroyed at all but it can change form hope this helps

pleaseee help
BRAINLIESt!!!!

Answers

Answer:

C y cause it was already there plus ik super late but hey sum points

Step-by-step explanation:

The number of trees in a forest is decreasing at a rate of 5% per year. The forest had 24,000 trees 15 years ago. Write an exponential decay function to model the situation. Then find the number of trees now.

A. y = 25,000 (0.85)t; 11,119 trees


B. y = 25,000 (0.95)t; 11,119 trees


C. y = 24,000 (0.95)t; 11,449 trees


D. y = 24,000 (0.95)t; 11,119 trees

Answers

Answer:

I think the answer is C

what is the slope for (8,-4) and (-2,-4)

Answers

Answer:

2

Step-by-step explanation:

y2-y1 over x2-x1 would make the slope -8/10x

Rewrite the function f of x equals 6 times one fourth to the 2 times x power using properties of exponents. PLEASE I NEED HELP

Answers

Answer:

the third one

Step-by-step explanation:

........

Answer: C

Step-by-step explanation:

A 10.0kg cart traveling East at 5.00 m/s collides with a 7.50kg cart traveling 3.00m/s at an angle of 55.0o. The two carts collide and stick together. What is the velocity of the cars after they stick together?

Answers

Answer:

The magnitude of the velocity of the cars after they stick is approximately 3.7 m/s

Step-by-step explanation:

The given parameters are;

The mass of the cart traveling East, m₁ = 10.0 kg

The speed of the cart traveling East v₁=  5.00 m/s

The mass of the cart traveling at an angle of 55° m₂= 7.50 kg

The speed of the cart traveling at an angle of 55°, v₂ = 3.00 m/s

The component of the velocities of the cart raveling at an angle are given as follows;

v = 3.00 × cos(55°)·i + 3.00 × sin(55°)·j

The total momentum before collision = m₁ × v₁ + m₂ × v₂  by substitution is therefore;

m₁ × v₁ + m₂ × v₂ = 10 × 5.00·i + 7.5 × (3.00 × cos(55°)·i + 3.00 × sin(55°)·j)

The total momentum after collision = (m₁ + m₂) × v₃

By the principle of the conservation of linear momentum, whereby the momentum is conserved, we have;

m₁ × v₁ + m₂ × v₂ = (m₁ + m₂) × v₃

10 × 5.00·i + 7.5 × (3.00 × cos(55°)·i + 3.00 × sin(55°)·j) = (10 + 7.5) × v₃

50.00·i + 12.91·i + 18.43·j = 17.5·v₃

62.91·i + 18.43·j = 17.5·v₃

∴ v₃ = (62.91·i + 18.43·j)/17.5 ≈ 3.59·i + 1.05·j

Therefore, the magnitude of the velocity of the cars after they stick = √(3.59² + 1.053²) ≈ 3.7

The magnitude of the velocity of the cars after they stick ≈ 3.7 m/s.

The temperature of a pot of water placed on a hot burner can be found using the function f(x) = 25x + 60, where x is the number of minutes since the pot was placed on the burner. If the pot of water is on the burner for no more than 3 minutes, what is the domain of the function for this situation?

Answers

Answer:

[tex]0 \leq x \leq 3[/tex]

Step-by-step explanation:

Given

[tex]f(x) = 25x + 60[/tex]

Required

Determine the domain

The domain, in this case means the possible values of x

From the question, we understand that x represents minutes

Since it's impossible to have a negative minutes, then x starts at 0

i.e. [tex]x \geq 0[/tex] or [tex]0 \leq x[/tex]

Also, from the question, we understand that the time can not be more than 3 minutes

i.e.

[tex]x \leq 3[/tex]

Now, we have two inequalities:

[tex]0 \leq x[/tex] and [tex]x \leq 3[/tex]

Which can be written as:

[tex]0 \leq x \leq 3[/tex]

Hence, the domain is: [tex]0 \leq x \leq 3[/tex]

A bank tellers’ hourly wage will increase from $24 to $27.60. What percent increase does this represent?

Answers

Answer:

15%

Step-by-step explanation:

Answer:

15%

Step-by-step explanation:

H E L P P L E A S E !!!

Answers

Answer:

I believe it does because the top numbers go up 3 times and the bottom goes up 6

Step-by-step explanation:

Answer:

i think it does

x goes up by 3 every time

y goes up by 6 every time

hope this helps and feel free to give brainiest

Find the solution of the system of equations.

-10x-y=27
-4x-y=9

Answers

Answer:

(-3,3)

Step-by-step explanation:

y=3

x=−3

Answer:

x=−1/10 y+ −27/10

x=−1/4 y+ −9/4

Step-by-step explanation:

−10x−y=27

Step 1: Add y to both sides.

−10x−y+y=27+y

−10x=y+27

Step 2: Divide both sides by -10.

−10x /−10= y+27 /−10

x=−1/10 y+ −27 /10

−4x−y=9

Step 1: Add y to both sides.

−4x−y+y=9+y

−4x=y+9

Step 2: Divide both sides by -4.

−4x /−4= y + 9/−4

x= −1/4 y + -9/4

A rocket is launched with an initial upward velocity of 320 feet per second from an initial height of 15 feet.
The function h (t) = -1672 + 320t + 15 models the height of the rocket, in feet, t seconds after it was
launched. For how many seconds is the height of the rocket greater than or equal to 1.039 feet?

Answers

Answer:

The height of the rocket is greater than or equal to 1.039 feet during first 19.936 seconds.

Step-by-step explanation:

The height of the rocket launched from the ground is modelled after the following expression:

[tex]h(t) = -16.087\cdot t^{2}+320\cdot t +15[/tex] (1)

Where:

[tex]t[/tex] - Time, measured in seconds.

[tex]h[/tex] - Height, measured in feet.

After a careful reading to the statement, we translate all relevant information into the following mathematical inequation:

[tex]-16.087\cdot t^{2}+320\cdot t +15\ge 1.039[/tex] (2)

After some algebra, we get the equivalent inequation:

[tex]-(16.087\cdot t^{2}-320\cdot t -13.961)\ge 0[/tex]

[tex]16.087\cdot t^{2}-320\cdot t -13.961 \le 0[/tex]

[tex](x-19.936)\cdot (x+0.044)\le 0[/tex]

Which means that the following conditions must be observed to satisfy the inequation above:

[tex]x-19.936\le 0\,\land\,x+0.044\ge 0[/tex]

[tex]x\le 19.936\,s\,\land\,x\ge -0.044\,s[/tex]

[tex]0\,s\le x \le 19.936\,s[/tex]

The height of the rocket is greater than or equal to 1.039 feet during first 19.936 seconds.

y+2=2(x-1) slove plz

Answers

Answer:

try y=2x+4

Step-by-step explanation:

hope it helps :)

Y+2=2x-2
Y=2x-2-2
Y=2x+4

What is 7 1/5 as a decimal?

Answers

Yep, in decimal is 7.2!

Question 1
Which choice shows a 90° clockwise rotation of the figure about the point P?

Answers

Answer: BRAINLIEST PLEASE

first question welcome to brainly tha world of trolls thanks for the free pionts ............ hehehe im kidding here is the real answer. The first one

Step-by-step explanation:

i took the test

I agree with the person above ^
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