A fitness center is interested in the mean amount of time a client exercises in the center each week. The sample is: Question 2 options: the clients who use the fitness center for a given week. the average amount of time all clients exercise in one week. the amount of time a client exercises in one week. all of the clients in the fitness center.
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A fitness center is interested in the average amount of time a client exercises in the center each week. Match the vocabulary word with its corresponding example. The average amount of time that all clients from the fitness center exercise All 45 exercise times there were recorded from the participants in the study The 45 clients from the fitness center who participated in the study All clients at the fitness center The amount of time that any given client from the fitness center exercises The average amount of exercise time for the 45 clients from the fitness center who participated in the study a. Data b. Parameter c. Variable d. Population e. Sample f. Statistic
Lien L.
A fitness center is interested in the average amount of time a client exercises in the center each week. Match the vocabulary word with its corresponding example. All clients at the fitness center The 45 clients from the fitness center who participated in the study The average amount of time that all clients from the fitness center exercise All 45 exercise times there were recorded from the participants in the study The average amount of exercise time for the 45 clients from the fitness center who participated in the study The amount of time that any given client from the fitness center exercises a. Variable b. Sample c. Statistic d. Data e. Parameter f. Population
David N.
A fitness center is interested in finding a 90% confidence interval for the mean number of days per week that Americans who are members of a fitness club go to their fitness center. Records of 275 members were looked at and their mean number of visits per week was 2.3 and the standard deviation was 2.7. a. To compute the confidence interval use a distribution. b. With 90% confidence the population mean number of visits per week is between and visits. c. If many groups of 275 randomly selected members are studied, then a different confidence interval would be produced from each group. About percent of these confidence intervals will contain the true population mean number of visits per week and about percent will not contain the true population mean number of visits per week.
Sri K.
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