Suppose the distribution of the length of the words in this chapter has a mean of 5
Question:
Suppose the distribution of the length of the words in this chapter has a mean of 5 words and a standard deviation 2.7 words. Also suppose I take repeated samples of 10 words from all the words in the chapter, calculate the mean of each sample, and repeat this 1,000 times. What will be true about the resulting distribution of sample mean word lengths?
A. The distribution will have a mean of about 5 words and a standard deviation of about 2.7 words.
B. The distribution will have a mean of about 5 words and a standard deviation less than 2.7 words.
C. The distribution will have a mean of about 5 words and a standard deviation greater than 2.7 words.
D. Because these samples were randomly taken, we have no way to predict the values of the resulting mean and standard deviation
Step by Step Answer:
B The distribution ...View the full answer
Introduction To Statistical Investigations
ISBN: 9781119683452
2nd Edition
Authors: Beth L.Chance, George W.Cobb, Allan J.Rossman Nathan Tintle, Todd Swanson Soma Roy
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