Ask a New Question

Asked by Elizabeth

75 packages are randomly selected from packages received by a parcel service. The sample has a mean weight of 10.2 pounds and a standard deviation of 2.9 pounds. What is the 95% confidence interval for the true mean weight of all packages by the parcel service?
10 years ago

Answers

Answered by PsyDAG
Use same process as in you first post, but for ±.025.
10 years ago

Related Questions

A survery of 80 randomly selected companies asked them to report the annual income of their presiden... If you randomly select a card from a well-shuffled standard deck of 52 cards, what is the probabilit... If we randomly select one of the customers represented in the table, estimate the probability that t... You randomly select a card from a 52 card deck find the probability that you are selecting a 9 or a... 50 students are randomly selected and 4 own cats. If there are 800 students, how many of them own c... If you were to randomly select a letter from the word below, what is the probability that letter wou...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use