Multiple Choice
A local restaurant is planning a study on demand for meals over holiday weekends.In calculating the desired sample size for the study,the restaurant's researcher decides to use a rule-of-thumb calculation for estimating the population dispersion.If the range of meals in the study is 0 to 30,what standard deviation does the rule-of-thumb method produce?
A) 2
B) 4
C) 5
D) 6
E) 10
Correct Answer:
Verified
Correct Answer:
Verified
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