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Mathematics, 06.03.2021 21:10 sherylpoche23

A distribution of values is normal with a mean of 200 and a standard deviation of 15. From this distribution, you are drawing samples of size 18. Find the interval containing the middle-most 70% of sample means:

Enter your answer using interval notation in the form (a, b). In this context, either inclusive or exclusive intervals would be acceptable. Your numbers should be accurate to 1 decimal places. Answers obtained using z-scores rounded to 2 decimal places are accepted.

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A distribution of values is normal with a mean of 200 and a standard deviation of 15. From this dist...
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