(CO 1) A survey of 1272 pre-owned vehicle shoppers found that 8% bought the extended warranties. What is the population and what is the sample?

Group of answer choices

Population: pre-owned vehicle shoppers; Sample: 1272 pre-owned vehicle shoppers

Population: pre-owned vehicle shoppers; Sample: the 8% that bought extended warranties

Population: 1272 pre-owned vehicle shoppers; Sample: pre-owned vehicle shoppers

Population: 1272 pre-owned vehicle shoppers; Sample: the 8% that bought extended warranties

Flag question: Question 2 Question 2 2 pts

(CO 1) A survey of all 35 employees at a small company finds that 89% of them like the recent changes to the company's benefits. Is this percentage a parameter or a statistic and why?

Group of answer choices

Statistic as it represents the sample

Parameter as it represents the population

Parameter as it represents the sample

Statistic as it represents the population

Flag question: Question 3 Question 3 2 pts

(CO 1) Classify the data of all the political parties in the world.

Group of answer choices

Qualitative

Statistics

Quantitative

Classical

Flag question: Question 4 Question 4 2 pts

(CO 1) The data set that lists a company's competitors and their locations would be classified as what type of data?

Group of answer choices

Nominal

Ratio

Ordinal

Interval

Flag question: Question 5 Question 5 2 pts

(CO 1) A data set that includes the number of products that were produced within each hour by a company would be classified as what type of data?

Group of answer choices

Ordinal

Ratio

Interval

Nominal

Flag question: Question 6 Question 6 2 pts

(CO 1) What type of data collection might be best to estimate how many books individuals read in the past 6 months?

Group of answer choices

Survey

Experiment

Simulation

Observational

Flag question: Question 7 Question 7 2 pts

(CO 1) What type of data collection might be best to study the effect of a terror attack on a city's electrical system?

Group of answer choices

Experiment

Survey

Simulation

Observational

Flag question: Question 8 Question 8 2 pts

(CO 1) You need to study the satisfaction of customers of a specific restaurant. You ask every 10thcustomer as they leave after their meal. This would most closely describe which type of sampling technique?

Group of answer choices

Stratified

Convenience

Systematic

Random

Flag question: Question 9 Question 9 2 pts

(CO 2) Which of the following graphs would be a line graph?

Group of answer choices

Flag question: Question 10 Question 10 2 pts

(CO 1) In a normally distributed data set of how long customers stay in your store, the mean is 31.7 minutes and the standard deviation is 1.9 minutes. Within what range would you expect 95% of your customers to stay in your store?

Group of answer choices

26.0-37.4

27.9-35.5

30.75-32.7

29.8-33.6