Ski resorts are interested in the mean age that children take their first ski an

Question

Ski resorts are interested in the mean age that children take their first ski and snowboard lessons. They need this information to plan their ski classes optimally. Define the following in terms of the study. Give examples where appropriate.

The statistic

A. The statistic is the ages of all children taking skiing or snowboarding lessons.

B. The statistic is the average age of a group of people taking their first skiing or snowboarding lesson.    

C. The statistic is the average age of a group of children taking their first skiing or snowboarding lesson.

D. The statistic is the average age of all people taking their first skiing or snowboarding lesson.

Explanation / Answer

A parameter is a measure that describes the entire population, whereas a statistic describes a sample of the population.

So answer to this question is c it's average age of a group of children taking their first skiing or snowboarding lesson

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