3 years ago

Which answer correctly shows how to find the mean of the {3,6,9,12,15} data set?

1 answer:

3 0

Answer:

Step-by-step explanation:

1. mean = sum of all data values divided by total number of data values

$\frac{3+6+9+12+15}{5}$ = $\frac{45}{5}$ = 9

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Ghella [55]

Answer:

the first one is B

Thet is the best answers

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3 years ago

viktelen [127]

Answer:

yes

Step-by-step explanation:

$25*8%

25*0.08=2

25+2=27

5 0

3 years ago

Vilka [71]

A-3b=9
a=b-3

b-3-3b=9
-2b-3=9
-2b=12
2b=-12
b=-6

a=-6-3
a=-9

Solution: (-9,-6)
----
Check:
-9=-6-3
-9=-9
TRUE

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3 years ago

solniwko [45]

Find 28/70 and then mult. the result by 100%.

Using a calculator, 28/70 = 0.4. Multiplying this result by 100%, we get 40%.

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3 years ago

kipiarov [429]

Answer: arithmetic

Step-by-step explanation:

arithmetic is if it is added or subtracted by a common number while geometric is multiplied or divided by a common number.

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2 years ago