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The amounts of money requested in home loan applications at ABC Federal Savings are approximately normally distributed with a mean of $70,000 and a standard deviation of $20,000. A loan application is received this morning. What is the probability that:
(a) The amount requested is $80,000 or more?
(b) The amount requested is between $65,000 and $80,000?
Find out the area using Normal distribution. As, if Z is a standard normal variable find out the probability that Z lies.
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The weights (in pounds) of a sample of five boxes being sent by UPS are: 12, 6, 7, 3, and 10.
Is there evidence that the population mean is above $300, if X (bar) = $305.11 and s = $43.20?
Students are the University of New Harmony received 10, 000 course grades last semester. The table below breaks down these grades by which school of the university taught the course.
Part 1. What is the appropriate distribution for such data? Part 2. Is this lot anomalous?
Assume the data for the three groups are independent and the data are approximately Normal. The P-value is less than 0.01. The correct conclusion is that
what sample size should be used in the funding decision study? Use σ = $4000 as a planning value. ________________
Find the probability that the driver was intoxicated or the pedestrian was not intoxicated?
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