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25 votes
A choir director collected data about the number of members in the choir for the last 20 years. The mean number of choir members is 52.68 with a standard deviation of 2.35. This year. The choir has 46 members. The choir director wants to find and interpret the z-score for 46 choir members.

Complete the statements about the z-score and its interpretation.

The z-score for 46 choir members is about , which means that the number of choir members this year is standard deviations the mean number of choir members. Therefore, there are choir members this year than the average.

User Bendytree
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2.7k points

2 Answers

16 votes
16 votes

Answer:

The z-score for 46 choir members is about

✔ –2.843

, which means that the number of choir members this year is

✔ 2.843

standard deviations

✔ below

the mean number of choir members. Therefore, there are

✔ fewer

choir members this year than the average.

Explanation:

edge 2023

User Dobromir Hristov
by
2.9k points
9 votes
9 votes

Answer:

members is about

✔ –2.843

, which means that the number of choir members this year is

✔ 2.843

standard deviations

✔ below

the mean number of choir members. Therefore, there are

✔ fewer

choir members this year than

Explanation:

User KDrewiske
by
3.0k points