Math 227 - Statistics » Fall 2020 » Activity 5

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Question #1
Identify the population: A survey of 1353 American households found that 18% of the households own a computer. Population: American households
A.   American households
B.   households owning a computer
Question #2
Identify the sample: A survey of 1353 American households found that 18% of the households own a computer. Sample: households owning a computer
A.   households owning a computer
B.   American households
Question #3
For each statement, identify whether the numbers underlined are statistics or parameters. Of all U.S. kindergarten teachers, 32% say that knowing the alphabet is an essential skill.
A.   parameter.
B.   statistic
Question #4
For each statement, identify whether the numbers underlined are statistics or parameters. Of the 800 U.S. kindergartens, their average height is 45 inches.
A.   parameter.
B.   statistic
Question #5
A mayor wanted to see if the people in his town thought he was doing a good job. Which choice best represents a sample?
A.   The residents of the town
B.   250 voters
C.   The mayor's family.
D.   1,000 unemployed voters.
Question #6
A beverage company wanted to see if people in the United States liked their new logo. Which choice best represents a population?
A.   Every person in the United States
B.   3,800 children age 5 - 15
C.   A selection of logo artists.
D.   A selection of shoppers from different states.

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