Chapter 7: Q.34 (page 429)
What is the mean of ΣX?
Short Answer
The mean of is 10000
Chapter 7: Q.34 (page 429)
What is the mean of ΣX?
The mean of is 10000
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Get started for freeComplete the distributions.
a. _____(_____,_____)
b. role="math" localid="1648618952256" _____(_____,_____)
Find the sum that is one standard deviation above the mean of the sums.
Find the percentage of sums betweenstandard deviations below the mean of the sums and one standard deviation above the mean of the sums.
Yoonie is a personnel manager in a large corporation. Each month she must review of the employees. From past experience, she has found that the reviews take her approximately four-hour search to do with a population standard deviation of hours . Let Χ be the random variable representing the time it takes her to complete one review.Assume Χ is normally distributed. Let be the random variable representing the meantime to complete the reviews. Assume that the reviews represent a random set of reviews
Complete the distributions.
a. X~ _____(_____,_____)
b. ~ _____(_____,_____)
A uniform distribution has a minimum of six and a maximum of ten. A sample of is taken.
Find the th percentile for the sums.
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