Use the Following Information for Following Questions

question 35

Multiple Choice

Use the following information for following questions . Male players at the high school, college and professional
ranks use a regulation basketball that weighs 22.0 ounces with a standard deviation of 1.0 ounce. Assume that the
weights of basketballs are approximately normally distributed.
-Roughly what percentage of regulation basketballs weigh more than 23.1 ounces? Round to the nearest tenth of a percent.

• A)Roughly 15.1% of the basketballs will weigh more than 23.1 ounces.
• B)Roughly 42.3% of the basketballs will weigh more than 23.1 ounces.
• C)Roughly 36.4% of the basketballs will weigh more than 23.1 ounces.
• D)Roughly 13.6% of the basketballs will weigh more than 23.1 ounces.

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Definitions:

Sample Size

The number of observations or data points used in a sample for the purposes of statistical analysis.

Mean Deviation

A measure of the average distance between each data point in a set and the mean of the data set, reflecting the dispersion or spread.

Deviations

Differences between observed values and some reference value, often the mean of the set.

Conservative Estimates

Estimates made cautiously to ensure that the actual value is not likely to exceed the estimated value.