The average time spent by a car salesman each weekend is normally distributed with a mean of 12.5 hr and a SD = 3 hr What is the 2-decimal % probability that an individual will work less than 11 hr? Part 2 of 3: What is the 2-decimal % probability that a worker will work more than 9 hours? Part 3 of 3: What is the 2-decimal % probability that the mean of a sample of 33 workers will be below 14?

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Q: - Consider the following frequency distribution: SOLVE AND SHOW THE STEP Class Interval 10-under 20…

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Q: es, in percent, were as follows. 2.1 1.5 1.3 1.0 2.8 8.2 1.9 1.3 3.2 4.4 9.5 3.8 2.7 4.9 2.1 1.8…

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A: The answer is shown below.

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Q: For a standard normal distribution, find: P(Z > 2.75) Express the probability as a decimal rounded…

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Q: A test was given to a group of students. The grades and gender are summarized below A Male 16 19 14…

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