Question 5

4pts

A company wants to estimate how long it will take to produce 100 units of a product based on production rates in the past.Which statistical method would be most effective?

A regression with production as the independent variable

Hypothesis testing with a null hypothesis that the production time is greater than or equal to the mean

Use a confidence interval with the average of all production lines for all products as the mean

Use a confidence interval with the past average production time as the mean

Hypothesis testing with a null hypothesis that the production time is less than or equal to the mean