Normal Distributions Probability

Use the following information and the Empirical Rule to estimate the answer.

The ages of golfers are normally distributed, with a mean of 38 and a standard deviation of 4.

Find the percentage of golfers that are between 30 and 46 years old.

• 68%

• 94%

• 95%

• 99.7%

Use the following information and the Empirical Rule to estimate the answer.

The ages of golfers are normally distributed, with a mean of 38 and a standard deviation of 4.

There are 500 golf members at the Mathy Country Club. How many are younger than 34?

• 16

• 80

• 100

• 150

This data is normally distributed. What percent of the data is in the shaded region?

• 68%

• 95%

• 99.8%

• 50%

This data is normally distributed. What percent of the data is in the shaded region?

• 68%

• 95%

• 99.8%

• 50%

This data is normally distributed. What percent of the data is in the shaded region?

• 68%

• 32%

• 16%

• 50%

This data is normally distributed. What percent of the data is in the shaded region?

• 99.8%

• 0.2%

• 0.15%

• 50%

What is the standard deviation on this Normal Curve?

• 6

• 12

• 34

• 18

What is the value of the mean on this Normal Curve?

• 6

• 34

• 52

• 70

What shape is a normal distribution curve?

• Half curve

• Round curve

• Bell curve

• Square curve

What is the the total area under the standard normal distribution curve?

• 100

• 25

• .5

• 1