The Following Is a Sample of the Percentage Increases in the Price

question 169

Short Answer

The following is a sample of the percentage increases in the price of a house in eight regions of the U.S.
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75, 125, 150, 150, 150, 215, 215, 300
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Compute the mean of the given sample. Round answer to the nearest whole number.
​ $\bar { x } =$ __________
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Compute the standard deviation of the given sample. Use the rounded value for the mean in your calculations. Round answer to the nearest whole number.
​ $s =$ __________
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Assuming the distribution of percentage housing price increases for all regions is symmetric and bell-shaped, 68 percent of all regions in the U.S. reported housing increases between __________ and __________. Please, use the rounded value for the standard deviation here.
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Find the percentage of scores in the sample that fall in this range. Please round your answer to the nearest whole number.
​
__________%

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Definitions:

Net Profit

The financial gain produced after subtracting all expenses, taxes, and costs from total revenue.

Exercise Option

An option in derivatives trading that allows the holder to buy or sell an asset at a predetermined price before or on a specific date.

Convertible

A type of financial security that can be changed into a different form, most commonly a bond that can be converted into shares of the issuing company.

Promised Yield

The return an investor is told to expect from a bond or other fixed-income security, assuming it is held to maturity and all payments are made as scheduled.