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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?
Let S = {c, h, j, q, t, y} be a sample space of an experiment and let E = {c, h}, F = {c, q, y}, and G = {h, j, t} be events of this experiment. (Enter your answers using roster notation. Enter Ø for the empty set.)
Determine the pairs which are significant according to LSD and what pairs are important according to Bonferroni?
Obtain a test statistic and p -value. Interpret the results at α = .01.
What is the probability of selecting an accounting major, given that the person selected is a male?
Assuming that students make their decisions independently, the number who accept has the B (1200, 0.75) distribution. If this number is less than 950, the college will admit students from its waiting list.
A sample of 23 European countries found that variance of life expectancy was 7.3 years. Determine the 95% confidence interval estimate for variance of life expectancy in Europe?
Using the .05 significance level, can we conclude that there is a positive association between the two variables?
Karefree State University has an enrollment of 18,000. Researchers took a sample of 900 and found 477 students wanted a Field Hockey team. Construct the 95% and 99% Interval estimates for the population proportion.
Sketch density curves that might explain distributions with fallowing shapes: symmetric, but with two peaks( i.e., two strong clusters of observations)
What is the probability you pick a plum and Which of the following is a legitimate probability distribution for this situation
Create raw score predictions on criterion variable for persons with Z scores on predictor value of -2,-1,0,+1,+2.
What are the two ways of testing a correlation coefficient for significance?
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