The Internal Revenue Service (IRS)is Interested in Estimating the Mean

question 67

Multiple Choice

The Internal Revenue Service (IRS) is interested in estimating the mean amount of money spent on outside tax service by income tax filers filing as single on their individual form.To do this,they have selected a random sample of n = 16 people from this population and surveyed them to determine the sample mean and sample standard deviation.The following information was observed: = $88.60 s = $30.79 Given this information,what is the 95 percent confidence interval for the mean dollars spent on outside tax assistance by taxpayers who file as single?

• A)Approximately $72.19 - $105.01
• B)About $22.97 - $154.23
• C)Approximately $80.90 - $96.30
• D)About $ 28.25 - $148.95

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Definitions:

Thinking and Language

The cognitive processes involved in formulating ideas, solving problems, and the use of language to communicate thoughts.

Language Determines

Likely refers to the linguistic relativity hypothesis, which suggests that the structure and vocabulary of one's language influence and shape one's thoughts and perceptions of the world.

Language Acquisition

The process by which humans acquire the capacity to perceive, produce, and understand language, primarily occurring in early childhood.

Chomsky

A linguist and intellectual who revolutionized the understanding of language, highlighting its innate nature and the brain's role in language acquisition.