In: Statistics and Probability
Karen wants to advertise how many chocolate chips are in each
Big Chip cookie at her bakery. She randomly selects a sample of 44
cookies and finds that the number of chocolate chips per cookie in
the sample has a mean of 16.7 and a standard deviation of 3.6. What
is the 90% confidence interval for the number of chocolate chips
per cookie for Big Chip cookies? Enter your answers accurate to one
decimal place (because the sample statistics are reported accurate
to one decimal place).
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