THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 58

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
To investigate the effectiveness of a diet,a random sample of 16 female patients is drawn from a population of adult females using the diet.The weight of each individual in the sample is taken at the start and at the end of the diet.Assume that the population of differences in weight before and after the diet follows a normal distribution.Suppose the mean decrease in weights over all 16 subjects in the study is 4.0 pounds with the standard deviation of differences computed as 6.4 pounds.Let µ_x - µ_y = mean weight before the diet - mean weight after the diet.
-In order to test if the diet is effective,what is the appropriate alternative hypothesis?

• A)H₁ : μ_d < 0
• B)H₁ : μ_d > 0
• C)H₁ : μ_d = 0
• D)H₁ : μ_d ≠ 0

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Definitions:

Mislaid Property

Property that is intentionally placed somewhere by the owner who then forgets its location.

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Items that were unintentionally left by their owner, who then forgot where they were placed or lost them.

Gift Inter Vivos

A legal term for a gift given during the lifetime of the giver, transferring ownership immediately.

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The lawful possession of property, characterized by rights such as transfer, use, and exclusion, recognized and enforced by legal systems.