Data collection 4.1

The entire group studied.

• sample
• population

The part of the population being studied

• population
• sample
• random

What would be the population in this example?
Surveyors in a mall choose shoppers to ask about products they prefer.

• the surveyors
• all shoppers in the mall
• the shoppers who were asked their preferences

A survey company was trying to see if people in a state thought the pollution was too high. Which choice BEST represents the population to be surveyed?

• A selection of people from each neighborhood in the state.

• A selection of people who live in small towns.

• Every person in the state.

• A selection of people who live in dirty neighborhoods.

A toy store owner is tracking how much kids spend each month on toys. Which choice BEST represents a sample?

• All of the kids who buy toys.

• 275 rich kids

• 200 random kids of all ages

• 292 boys ages 7-15

A survey of 976 American households found that 32% of the households own two cars.  Identify the the population. {hint: which group was targeted... used for the survey}

• All American households

• 976 American households

• 32% of Americans own two cars

• two cars

A survey of 1000 patients at Emory hospital found that 40% cases are heart disease treatment.  Identify the sample.

• All Emory hospital patients

• 1000 Emory hospital patients

• 40% cases

• 40 hear disease cases.

Which of the following question is a statistical question?

• At what age are Georgia residents legally allowed to take a driving test?

• What kind of car do you want to drive?

• According to Georgia labor's record, how many cars does each Georgia family have?

• How many cars does your family have at home?

Determine which the following of questions is a statistical question.

• Flip a coin 10 times. How many heads did you get?

• How many books did you read in the last year?

• What grade are you in?

• How many inches are in 1 foot?

Determine which the following of questions is a statistical question

• Which food did you eat for breakfast this morning?

• What time did you have breakfast this morning?

• For how long have you eaten your breakfast this morning?

• What breakfast food do Americans like the most?