Mathematics
Mathematics, 30.03.2021 22:40, hdjsjfjruejchhehd

The table shows the number of hours spent practicing singing each week in three samples of 10 randomly selected chorus members. Which statement is most accurate based on the data?

A). A prediction based on the data is reliable because the means of

the samples are close together.

B). A prediction based on the data is reliable because each sample

has 10 data points.

C). A prediction based on the data is not completely reliable, because

the means are not the same.

D.) A prediction based on the data is not completely reliable, because

the means of samples 1 and 2 are greater than 9 and the mean of

sample 3 is less than 9.


The table shows the number of hours spent practicing singing each week in three samples of 10 rando

answer
Answers: 3

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