Statistics and Parameters

A random sample of 1000 college students in the United States is surveyed about how much money they spend on books per year, the mean amount is calculated. What is the sample?

• 1000 college students in the US

• all college students in the US

• 1000 college students in CA

• all college students in CA

A random sample of 1000 college students in the United States is surveyed about how much money they spend on books per year, the mean amount is calculated. What is the population?

• 1000 college students in the US

• all college students

• all college students in the UCs

• all college students in the US

A random sample of 1000 college students in the United States is surveyed about how much money they spend on books per year, the mean amount is calculated. What is the sample statistic?

• mean amount spent on textbooks

• mean amount spent on textbooks by 1000 college students

• mean amount spent on college by 1000 college students

• amount spent on textbooks by 1000 college students

A random sample of 1000 college students in the United States is surveyed about how much money they spend on books per year, the mean amount is calculated. What is the population parameter?

• mean amount spent on textbooks by all college students in the US

• amount spent on textbooks by all college students

• mean amount spent on textbooks by all college students

• amount spent on textbooks by all college students in CA

A random sample of 1003 Mercy County voters is asked if they would vote for the incumbent governor. The percent responding yes is calculated. What is the sample?

• all Mercy County voters

• all voters

• 1003 voters in Mercy County

• all people 18 and over in Mercy County

A random sample of 1003 Mercy County voters is asked if they would vote for the incumbent governor. The percent responding yes is calculated. What is the population?

• all residents of Mercy County

• all residents that got a ballot to vote in Mercy County

• all 1003 voters in Mercy County

• all Mercy County voters

A random sample of 1003 Mercy County voters is asked if they would vote for the incumbent governor. The percent responding yes is calculated. What is the sample statistic?

• percentage of 1003 voters that would vote yes for the incumbent governor

• percentage of voters that would vote yes for the incumbent governor

• percentage of people that marked their ballot for the incumbent governor

• percentage of people that participated in the election and voted for the incumbent governor

A random sample of 1003 Mercy County voters is asked if they would vote for the incumbent governor. The percent responding yes is calculated. What is the population parameter?

• percentage of 1003 voters that would vote yes for the incumbent governor

• percentage of all voters in Mercy County that would vote yes for the incumbent governor

• percentage of all voters that voted yes for the mayor

• percentage of all voters that voted yes in the last election

A stratified random sample of high school students from each school in the county was polled about the time spent each week on extracurricular activities. What is the sample?

• random sample from students in the county

• random sample from high school seniors in the county

• random sample from high school students

• random sample from high school students in the county

A stratified random sample of high school students from each school in the county was polled about the time spent each week on extracurricular activities. What is the population?

• all high school students in the county

• all students in the county

• all high school students in the country

• all students