Question

Please Find the Intervals for the questions below:

Pro golf scores are bell-shaped with a mean of 70 strokes and a standard deviation of 4 strokes. Using the empirical rule, in what interval about the mean would you expect to find 95% of the scores?

Interval is -   

A child's piano practice times are normally distributed with of 19 minutes and a standard deviation of 5 minutes. Using the empirical rule, in what interval about the mean would you expect to find 95% of the practice times?

Interval is -

Weights of Old English Sheepdogs are normally distributed with of 61 pounds and a standard deviation of 8 pounds. Using the empirical rule, in what interval about the mean would you expect to find 99.7% of the weights?

Interval is -

Running times in a daily workout have a mean of 36 minutes and a standard deviation of 10 minutes. The distribution is unknown. Using Chebyshev's Rule, in what interval about the mean would you expect to find at least 75% of the workout times?

Interval is -

Answer 1

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