Percentage of scores that fall below
In a standard normal distribution, the percentage of scores that fall below -2 standard deviation from the mean is about ________ %.
a. 2.5
b. 48
c. 68
d. 95
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Assume for now that the company chooses the two employees to be fired at random, so all possible pairs of people have the same probability of being fired.
Based on the numbers, find highest success rate that agency can possibly claim? Determine smallest possible value for probability that client's score enhanced?
If you want to alter the cutoff value from 70 in order to reduce the error probability in part a to .05, what cutoff value should you choose?
Suppose that the drying time for a certain type of paint under specified test conditions is known to be normally distributed with mean 75 minutes and standard deviation 5 minutes.
The goal is to determine the optimal plan for power distribution, including quality of power generated at each statation. State decision variable required to solve problem.
An experiment is performed to compare average reading scores of second grade children taught using four different methods. Students are randomly assigned to the four groups with 20 students per group.
At least 25% of money must be invested in PQR. Prepare the Linear Program to maximize total return on Polly's investment.
Which of the following kinds of correlation coefficients is employed as a measure of relationship between gender and height?
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