2 years ago

Use the following data set to answer question 8:

Mathematics

1 answer:

stira [4]2 years ago

6 0

Answer:

15.1 to nearest tenth.

Step-by-step explanation:

The 7 is the lowest number so the mean would increase if taken away.

New mean = (8 + 12 + 13 + 15 + 18 + 19+21) / 7

= 106 / 7

= 15.14

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