Which of the following statements is a population proportion?
A)A state census reports that 54% of the state's citizens owns at least one dog..
B)Out of 50 randomly-selected individuals, 19 indicated that they snore during sleep.
C)The mean lifetime of all cell phone batteries is 11.3 hours.
D)For a randomly-selected group of 20 computers running the Ubuntu operating system, the mean boot time was 28 seconds.
E)None of these

Question

Which of the following statements is a population proportion? ​
A)A state census reports that 54% of the state's citizens owns at least one dog..
B)Out of 50 randomly-selected individuals, 19 indicated that they snore during sleep.
C)The mean lifetime of all cell phone batteries is 11.3 hours.
D)For a randomly-selected group of 20 computers running the Ubuntu operating system, the mean boot time was 28 seconds.
E)None of these

Quizplus · Accepted Answer

A population proportion refers to the percentage of a certain characteristic within an entire population. Choice A, stating that 54% of the state's citizens own at least one dog, is a population proportion because it describes a characteristic (dog ownership) of the entire population of the state.

Which of the Following Statements Is a Population Proportion? ​

Which of the Following Statements Is a Population Proportion?