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A survey of 1600 Democrats and 900 Republicans (all randomly selected) showed at 90% confidence a margin of error of +- 2 for Democrats and +- 3 for Republicans. Why is there a difference?
Statistics and Probability, Statistics
Research Scenario: A community psychologist is interested in whether people's self-reported degree of religious belief predicts their self-reported feelings of well-being. She administers two questionnaires to 17 individ ...
List three ways organizations provide context for their financial ratios, in other words what is the basis of on which they compare their results?
Question 1 A consumer analyst reports that the mean life of a certain type of alkaline battery is no more than 63 months. Write the null and alternative hypotheses and note which is the claim. A)Ho: μ ≤ 63 (claim), Ha: μ ...
We have a normal distribution with a mean of 71 and a standard deviation of 11 What is the Z value of the value 62? Round to three decimal digits. show workings please
A company recently had 26 million shares outstanding trading at $45/share. The company announces its intention to raise $290M by selling new shares. What price shoukd the company expect its existing shares shares to sell ...
There is an 8%, 2-year bond, which we buy now at which point the required rates are 6%. If we intend to sell it in 2 years, when the market rates of interest are 2%, what is the market price of the bond then and now? A 1 ...
A mail order supplier advertises same-day service on every order. Recently, the movement of orders has not gone as planned. The director of customer service has completely redone the method of order handling. The goal of ...
Mary's parents decided to buy a new house for their retirement. They are looking at $200,000 lake house. Since their credit history is excellent, they can get approved for 3.6% annual interest on 30-year mortgage. In the ...
Lipto Biomedic has credit sales of $740,000 yearly with credit terms of net 60 days, with an average collection period of 75 days. Lipto does not offer a discount for early payment. (Use 365 days in a year.) a-1. What i ...
Ages of CEOs of companies throughout the United States, and answer the questions that follow. Event A : CEO is under 40 Event B : CEO is at least 30 Event C : CEO is in his or her 50s Event D : CEO is under 60 1. Even ...
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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