The number of trips to a grocery store per week was recorded for a randomly selected collection
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Question:
The number of trips to a grocery store per week was recorded for a randomly selected collection of households, with the results shown in the table: 
a) Construct a 95% confidence interval for the average number of trips to a grocery store per week of all households.
b) At the 1% significance level, can it be assumed that the average number of trips to a grocery store per week of all households is at least 3 or not?
Expert Answer:
To construct a confidence interval for the average number of trips to a grocery store per week of all households we can use the given data to calculat... View the full answer
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