Calculate mean of a probability distribution

Assignment Help Basic Statistics

Reference no: EM13828645

1. Given that Z is a standard normal random variable, P(-1.0 < Z < 1.5) is

A. 0.9332
B. 0.0919
C. 0.7745
D. 0.8413

2. The mean of a probability distribution can be:

A. a positive number
B. a negative number
C. zero
D. all of the above

Additional Information

These multiple choice questions based on the Statistics.

The question define about standard normal variable and the second question is about the mean of a probability distribution.

Reference no: EM13828645

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