A Recent Survey Indicated That the Average Amount Spent for Breakfast

question 19

Multiple Choice

A recent survey indicated that the average amount spent for breakfast by business managers was $\$ 7.58$ with a standard deviation of $\$ 0.42$ . It was felt that breakfasts on the West Coast were higher than $\$ 7.58$ . A sample of 81 business managers on the West Coast had an average breakfast cost of $\$ 7.65$ . At $\alpha = 0.05$ , what is the critical value?

• A) -1.5
• B) 1.65
• C) 1.5
• D) 1.96

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Definitions:

General Purpose Machines

Machines designed to perform a variety of tasks, as opposed to specialized machines which are designed for a specific task.