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Assume that adults have IQ scores that are normally distributed with a mean of u= 100 and a standard deviation = 20. Find the probablility that a randomly selected adult has an IQ less than 140.
Statistics and Probability, Statistics
How do you calculate conditional probability for behaviors in applied behavior analysis?
The standard deviation of the market-index portfolio is 45%. Stock A has a beta of 1.20 and a residual standard deviation of 55%. a-1. Calculate the total variance of stock A if its beta is increased by 0.20? (Do not ro ...
Amy currently has $500 in an account with an annual rate of return of 4.3%. She wants to have $3000 for a trip to Florida when she graduates in 2 years. How much will she have to save each month to afford her trip?
You want to retire in 35 years. To fund the retirement, you deposit $25,000 into an account now, and you deposit $20,000 five years from now. You also plan to save an equal amount each year between now and 35 years from ...
Transaction costs In late December you decide, for tax purposes, to sell a losing position that you hold in Twitter, which is listed on the NYSE, so that you can capture the loss and use it to offset some capital gains, ...
The correlation between the weight of a bodybuilder and the weight they can lift is 0.70. True or False: The more this bodybuilder weighs, the more amount of weight they can lift
You work for a large company with tens of thousands of retail outlets throughout the world. The average sales at each retail outlet is $2,400,000 per year, with a standard deviation of $600,000. You want to put in place ...
You want to try your hand at investing.You want to invest in WellsFargo because you think their hard times are behind next ten years at least. In fact, they have estimated that the increasing at a rate of 18% per year fo ...
The length of timber cuts are normally distributed with a mean of 95 inches and a standard deviation of 0.52 inches. In a random sample of 45 boards, what is the probability that the mean of the sample will be between 94 ...
Bowman Corp. pays a constant $14.40 dividend on its stock. The company will maintain this dividend for the next six years and will then cease paying dividends forever. Required: If the required return on this stock is 1 ...
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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
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