Question
The report "Social Media Use in 2021" summarizes data from a survey of a representative sample of 1,447 adult Americans.
The report "Social Media Use in 2021" summarizes data from a survey of a representative sample of 1,447
adult Americans. The sample included 220 people of age 18 to 29, 798 people of age 30 to 64, and 429
people of age 65 and older. The following statements are based on the survey data.
23% of adult Americans use Twitter
42% of Americans between the ages of 18 and 29 use Twitter
7% of Americans age 65 and older use Twitter.
Are the inferences made ones that involve estimation or ones that involve hypothesis testing?
a) The inference made involves estimation.
b) The inference made involves hypothesis testing.
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