Answer to Question #319764 in Statistics and Probability for jeane

Question

Determine whether the test is two-tailed or one-tailed. If it is one-tailed, is it left-tailed or right-tailed? Sketch the graphical representation of the test.

1. A nutritionist claims that her developed bread is fortified with vitamin B.

2. A musician believes that listening to classical music affects mood.

3. A storekeeper thinks that time of day influences sale of ice cream.

4. A mother wants to prove that reading books to children improves their thinking processes.

5. A certain combination of fruits provides the daily requirement for vitamin C.