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The time that it takes a randomly selected job applicant to perform a certain task has a distribution that can be approximated by a normal distribution with a mean value of 150 sec and a standard deviation of 20 sec. The fastest 10% are to be given advanced training. What task times qualify individuals for such training? (Round the answer to one decimal place.)
At the .05 significance level, can we conclude that the guideline is still reasonable?
In total, of 1000 applications they got from men, they hired 625, or 62.5%. Based on numbers presented, what do you believe of the discrimination claim?
Finding the probability value for the given data using normal approximation
Comparison of paired and unpaired samples test - Prepare a brief conclusion statement summarizing your results. What can you tell this MHMR about client satisfaction? What could you suggest they do to improve?
Draw suitable distribution curve indicating position of the TS and CV.
Ski resort profits $1,500,000 during a good winter with lots of snow. The resort has a loss of $500,000 otherwise. The resort's historical climate data suggests that the probability of a good winter with lots of snow during any given year is 40%.
How does the MHMR compare to the state's figures on providing services to first-time admissions - Hypothesis test for one sample mean
Based on these results, the proportion of the variation in 1993 winnings that is explained by the average number of putts per round and driving distance
In 2001, an estimated 78% of executives believed that age bias was a serious problem. In a 2004, 82% of the executives surveyed considered age bias a serious problem.
An Auditor of a small bsuiness has sampled 50 of 700 accounts. The sample mean total receivables is $435, and the sample standard deviation is $86. Find a 95% confidence interval for the total amount of receivables.
A political strategist believes that less than 55% of voters in a certain state support a particular issue. He then commisions a poll of 500 voters and 54% of them support this issue. If = .05, is the political strategist's belief warranted?
The height in inches of girls on a high school girls basketball team are as follows: Identify the z score used in a quantile plot for the player with a height of 66.5 inches.
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