(14
(Choose 1 answer)
A market researcher selects a simple random sample of n=100 Facebook users from a population of over 100 million Facebook registered users. After analyzing the sample, she states that she has 95% confidence that the mean time spent on the site per day is between 1.5 and 3.4 hours. What is the best point estimate for the true mean time (round to one decimal place)?
A. 2.5
B. 1.9
C. 3.0
D. 1.8
E. None of the other choices is correct
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