Loan officer rates applicants for credit
A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 200 and a standard deviation of 50. Find P60, the score which separates the lower 60% from the top 40%.
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Consider a sample with data values of 10, 20, 12, 17, and 16. Compute the z-score for each of the five observations (to 2 decimals).
What is the measure of the strength of the relationship between independent and dependent variables.
There are 1000 such numbers. A bet of $10 is placed on a number. If the number is selected, the player wins $1,000. If any other number is selected, the player wins nothing. Find the expected value for the game.
The Environmental Protection Agency is concerned with the problem of setting criteria for the amounts of certain toxic chemicals to be allowed in freshwater lakes and rivers.
Suppose that computer literacy among people 40 and older is being studied and that the following table describes the probability distribution for four randomly selected people, where x is the number of people that are computer literate. Is it unus
A machine has 9 identical components that function independently. The probability that a component will fail is 0.2. The machine will stop working if more than three components fail. Find the probability that the machine will be working?
Suppose that for a certain caribbean island in any 3-year period the probability of a major hurricane is .25, the probability of water damage is .44, and the probability of both a hurricane and water damage is .22. What is the probability of water
According to an internet ratings survey, about 59% of the population of the US and Canada had accessed the internet recently. If 4 people from the US or Canada had been selected at random, find the probability that:
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