Multiple Choice
A study of elephants is conducted to determine the average weight of a certain subspecies of elephants. The standard deviation for the population is 1500 pounds. At a 95% level, how many elephants need to be weighed so the average weight will be accurate to within 250 pounds?
A) 139
B) 165
C) 196
D) 324
Correct Answer:
Verified
Correct Answer:
Verified
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