Statistics Solutions

[All Steps] One of your friends is comparing movie ratings by female and male students for a class project. She starts with no expectations as to which sex

Question: One of your friends is comparing movie ratings by female and male students for a class project. She starts with no expectations as to which sex will rate a movie more highly. After seeing that women rate a particular movie more highly than men, she tests a one-sided alternative about the mean ratings:

She finds z = 2.1 with one-sided P –value p = 0.0179.

  1. Explain why your friend should have used the two-sided alternative hypothesis.' •
  2. What is the correct p-value for z =2.1?

Price: $2.99
Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document


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