1. Math
  2. Statistics And Probability
  3. a market research company wishes to know how many energy...

Question: a market research company wishes to know how many energy...

Question details

A market research company wishes to know how many energy drinks adults drink each week. They want to construct a 85% confidence interval for the mean and are assuming that the population standard deviation for the number of energy drinks consumed each week is 0.8. The study found that for a sample of 159 adults the mean number of energy drinks consumed per week is 7.6. Construct the desired confidence interval. Round your answers to one decimal place.

LOWER ENDPOINT???

UPPER ENDPOINT???

Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution