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Samples of size 25 are selected from a population with a mean of 40 and a standard deviation of 7.5. What is the standard error of the sampling distribution of sample means? A. 0.3 B. 1.5 C. 7.5 D. 8
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1 vote
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Samples of size 25 are selected from a population with a mean of 40 and a standard deviation of 7.5. What is the standard error of the sampling distribution of sample means?

A. 0.3
B. 1.5
C. 7.5
D. 8

User Konradstrack
by
2.3k points

1 Answer

19 votes
19 votes

Answer:

Standard deviation

Step-by-step explanation:

Given n=25

mean= 40

standard deviation= 7.5

Standard error = 7.5/√25=1.5

User Xu Yin
by
2.9k points
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