Chapter 5.2, Problem 5.27E

To determine

To specify the value of either a parameter or a statistics and also specify the population of interest, the parameter of interest, the sample and the sample statistic in this problem.

Answer to Problem 5.27E

Population: all smokers who signed the card saying they intended to quit smoking, Parameter: proportion signing the card who had not smoked in the past six months, Sample: A random sample of $1000$ people who signed the card, Statistic: $210\left(21\%\right)$ of the sampled individuals had not smoked over the past six months.

Explanation of Solution

Population: all smokers who signed the card saying they intended to quit smoking.

Parameter: proportion signing the card who had not smoked in the past six months.

Sample: A random sample of $1000$ people who signed the card.

Statistic: $210\left(21\%\right)$ of the sampled individuals had not smoked over the past six months.