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Suppose that X1,..,Xn form a random sample from the normal distribution with unknown mean M and unknown standard deviation S, and let m and s denote the MLEs of M and S. for the sample size n=17, find a value of k such that P(m > M +ks) = 0.95
Explain the difference between a discrete and a continuous random variable. Give two examples of each type of random variable.
Expalin what would be the appropriate statistical procedure to test the following hypothesis: Triglyceride values are a good predictor of weight in obese adults.
Draw the OC curve. If the average number of defects increased by to 10 per tractor, what would the probability of detecting the shift in a control chart?
Does the data prove a significant difference in mean times?
At the 5% significance level, if the sample proportion is .45, and the standard error of the sample proportion is .035, the appropriate conclusion would be:
The simple coefficient of determination is the proportion of total variation explained by the regression line.
It has been claimed that women live longer than men; however, men tend to be older than their wives. Ages of sixteen husbands and wives from England were obtained. These data should be analyzed with a
Test hypothesis that mean weight of 2 sheets are equal against alternative that they are not(suppose equal variances). Use α=0.05 and suppose equal variances. Determine the P value.
Find out the area using Normal distribution. As, if Z is a standard normal variable find out the probability that Z lies.
Determine and report the within-group slope which relates Y to Xc (for this, you will have to look at your regression printout).
The study compared the number of Hm-2 gene mutations in each group. The data table is below.
Determine the probability that the number of people who show up will exceed the capacity of the plane?
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