Answered

Explore Westonci.ca, the leading Q&A site where experts provide accurate and helpful answers to all your questions. Join our platform to connect with experts ready to provide precise answers to your questions in different areas. Experience the ease of finding precise answers to your questions from a knowledgeable community of experts.

Irene is running an import/export business. A delivery service has promised a change in her
delivery times. Her current service averages delivery in 23 days with a 6 day standard deviation.
She lets the new service deliver 30 packages, and the average delivery is 21 days.
What are the null and alternate hypotheses?

Sagot :

Thanks for using our platform. We're always here to provide accurate and up-to-date answers to all your queries. We hope you found this helpful. Feel free to come back anytime for more accurate answers and updated information. Westonci.ca is your go-to source for reliable answers. Return soon for more expert insights.