Suppose a Research Firm Conducted a Survey to Determine the Mean

question 47

Multiple Choice

Suppose a research firm conducted a survey to determine the mean amount steady smokers spend on cigarettes during a week. A sample of 100 steady smokers revealed that the sample mean is $20 and the sample standard deviation is $5. What is the probability that a sample of 100 steady smokers spend between $19 and $21?

• A) 0.4772
• B) 0.0228
• C) 0.9544
• D) 1.0000

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Definitions:

Harassment

Occurs when a member of an organization treats an employee in a disparate manner because of that person’s sex, race, religion, age, or other protected classification.

Verbal Abuse

The use of words to cause harm to the person being spoken to, including insults, threats, or excessively harsh criticisms.

Employment Equity Act

A Canadian law aimed at eliminating employment barriers for four designated groups: women, Indigenous peoples, persons with disabilities, and members of visible minorities.

Charter Of Rights And Freedoms

A foundational document in Canada that guarantees fundamental freedoms and rights to all Canadians.