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The mean height of women in a country (age 20-29) is 64.3 inches. A random sample of 75 women in this age group is selected. what is the probablity that the mean height for the sample is greater than 65 inches?
Statistics and Probability, Statistics
Assume a firm has $45 million in operating profit. The firm's tax rate is 40%. What is the tax shield of the firm's $38 million in debt that charges a 10% interest rate?
If a study was done to measure the total brain volume of patients that had schizophrenia and also of patients that are normal. Table 1 has the total brain volume of the normal patients and table 2 has the total brain vol ...
Suppose that 20% of men (P=.20) and 15% of women (P= .15) are carriers of a particular genetic trait. That trait can only be inherited by a child if both parents are carriers. What is the probability that a child is born ...
Out of 350 applicants for a job, 158 are female and 66 are female and have a graduate degree. Step 1 of 2: What is the probability that a randomly chosen applicant has a graduate degree, given that they are female? Expr ...
There are 3 orange balls and 17 blue balls that are in a bag. A person reaches into the bag, without looking, and pulls one of the balls out of the bag. What is the probability that the ball is orange?
(i) Define the parameter of interest in the context of the problem (ii) State the alternative hypothesis. (iii) State the distribution used to calculate the P-value (not the formula, but the distribution, eg. t distribut ...
Which is more detrimental to the sale of a popular athlete's paraphernalia, bad behavior on-the-field or bad behavior off-the-field? What is the Null Hypothesis: What is the Alternative Hypothesis:
You roll a pair of dice ONE time. Let Event A be the dice show an odd sum. Let Event B be exactly one of the dice (not both of them) shows a one. b. What is the symbol for the complement of B? ______ c. Describe the comp ...
The speed of cars on a stretch of road is normally distributed with an average 42 miles per hour with a standard deviation of 5.9 miles per hour. What is the probability that a randomly selected car is violating the spee ...
A sample of 175 randomly selected students, found that the proportion of students planning to travel home for thanksgiving is 0.64 What is the standard deviation of the sampling distribution.
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As