Excel Labs for Introductory Inferential Statistics by Ramon Hernandez

Author:Ramon Hernandez [Hernandez, Ramon]
Language: eng
Format: mobi
Published: 2020-04-15T00:00:00+00:00

The Hightower diet claims to cause more than a 35 lb. weight loss over two months, you could design a test using several individuals before and after weights. The samples are "paired" by everyone. You might want to know if the diet truly delivers greater than 35 pounds average weight loss. Therefore, the alternate (research) and null hypotheses could be:

Since the alternative hypothesis is stated as "not equal to", this is a two-tailed test.

PROCEDURE

To conduct our test of the Hightower diet, we select 20 individuals who are

scheduled to begin the diet. We record their weights before and after the diet. The data follows.

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