3 years ago

Help please !!!!!!!!

Mathematics

1 answer:

lyudmila [28]3 years ago

4 0

Answer:

ITS B

Step-by-step explanation:

I GOT IT ALL RIGHT

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What is the interquartile range (IQR) of the following data set?

OleMash [197]

Answer:

Step-by-step explanation:

Arrange data set

19, 4, 17, 3, 6, 5,5, 3, 11, 12, 3, 7, 15, 8, 8, 10,5, 3, 12, 41, 36

in ascending order

3, 3, 3, 3, 4, 5, 5, 5, 6, 7, 8, 8, 10, 11, 12, 12, 15, 17, 19, 36, 41

The median is $Q_2=8$

$Q_1=\dfrac{4+5}{2}=4.5$

$Q_3=\dfrac{12+15}{2}=13.5$

Thus, the interquartile range is

$Q_3-Q_1=13.5-4.5=9$

4 0

3 years ago

Please help me solve this please

nlexa [21]

Answer:

2. (-3f)

3. (4f)

4. x - 11 (not sure if this one is correct)

Step-by-step explanation:

Move -3 to the left of f = -3f

Move 4 to the left of f = 4f

f(x)=x+11 f ( x ) = x + 11

8 0

2 years ago

You survey 200 people about the electronics they own. The results show that 33/40 people own a cell phone. Of these people, 10/1

guajiro [1.7K]

200 * 33/40 = 165 owns phones
165 * 10/11 = 150 owns phones and MP3 player

Therefore 3/4 owns both and
165 owns only phones

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3 years ago

Simplify 3ab + 4ab + 5

Anettt [7]

Simplify 3ab + 4ab + 5
= 7ab + 5 (combine like terms)

hope it helps

5 0

3 years ago

Read 2 more answers

1. Amanda buys a new car for $65,000 and had to pay 8.75% sales tax. i. How

svetoff [14.1K]

Step-by-step explanation:

Amanda had to give away 8.75% of $65,000.

So:

(8.75÷100) × 65,000

= $5687.5 of tax

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2 years ago