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Critically discuss why you would or would not expect each of the following variables to be normally distributed.
Hint:Would you expect a single central mode and tapering tails? Would the distribution be roughly symmetric? Would one tail be longer than the other?
a. Shoe size of adult males.
b.Years of education of 30-year-old employed women.
c. Days from mailing home utility bills to receipt of payment.
d. Time to process insurance claims for residential fire damage
Make for more scatter plots comparing GDP growth 1970-2000 to corruption, political rights, rule of law, and socio-political instability
How many ounces should they advertise on the box if they want to be sure that no more than 0.5% of the boxes are filled less than that advertised amount?
Should Martha use an independent-samples t-test or a related samples t-test? Explain your answer.
Stats Questions Set. Which of the following statements correctly compares the t -statistic to the z -score when creating a confidence interval?
Scores on certain nationwide college entrance examination follow normal distribution with mean of 500 and a standard deviation of 100. Determine the probability that student will score?
You want to determine if the sample result gives good evidence that the true amount of the compound is not equal to 2 gms. Carry out the test, find the P-value, and state your conclusion.
The profit for product 1 is $6 per unit, and the profit for product 2 is $4 per unit. Solve this model by using graphical analysis.
In terms of measures of association, how is Lambda different from the other measures used for nominal level data?
What is the probability you pick a plum and Which of the following is a legitimate probability distribution for this situation
Suppose the manufacturers claim is right, determine the probability the mean of sample is 47,840 miles or less?
The p-value of the test is closest to:
Part 1. What is the appropriate distribution for such data? Part 2. Is this lot anomalous?
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