A stock’s price fluctuations are approximately normally distributed with a mean of $26.94 and a standard deviation of $3.54. You decide to sell whenever the price reaches its highest 10% of values. What is the highest value you would still hold the stock?
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A stock’s price fluctuations are approximately
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- The graph illustrates a normal distribution for the prices paid for a particular model of HD television. The mean price paid is $2000 and the standard deviation is $90. 1730 1910 2000 2090 2180 2270 1820 Distribution of Prices What is the approximate percentage of buyers who paid less than $1820? What is the approximate percentage of buyers who paid between $1910 and $2090? What is the approximate percentage of buyers who paid less than $1730? What is the approximate percentage of buyers who paid between $2000 and $2270? What is the approximate percentage of buyers who paid between $1820 and $2000? What is the approximate percentage of buyers who paid between $1910 and $2000?Pax World Balanced is a highly respected, socially responsible mutual fund of stocks and bonds. Vanguard Balanced Index is another highly regarded fund that represents the entire U.S. stock and bond market (an index fund). The mean and standard deviation of annualized percent returns are shown below. The annualized mean and standard deviation are for a recent 10-years period.†. If x represents return and s represents risk, then explain why the coefficient of variation can be taken to represent risk per unit of return. From this point of view, which fund appears to be better? Explain. A. Since the CV is s/s2 we can say that the CV represents the risk per unit of return; the Pax fund appears to be better because the CV is smaller. B. Since the CV is s/s2 we can say that the CV represents the risk per unit of return; the Vanguard fund appears to be better because the CV is smaller. C. Since the CV is s/x we can say that the CV represents the risk per unit of return; the Pax fund…Question Help Suppose you buy a new car whose advertised mileage is 20 miles per gallon (mpg). After driving your car for several months, you find that its mileage is 15.5 mpg. You telephone the manufacturer and learn that the standard deviation of gas mileages for all cars of the model you bought is 1.21 mpg. a. Find the z-score for the gas mileage of your car, assuming the advertised claim is correct. b. Does it appear that your car is getting unusually low gas mileage?
- The graph illustrates a normal distribution for the prices paid for a particular model of HD television. The mean price paid is $1600 and the standard deviation is $130. 1210 1340 1470 1600 1730 1860 1990 Distribution of Prices What is the approximate percentage of buyers who paid between $1600 and $1730? What is the approximate percentage of buyers who paid between $1600 and $1860? What is the approximate percentage of buyers who paid between $1210 and $1600? What is the approximate percentage of buyers who paid less than $1340? What is the approximate percentage of buyers who paid less than $1210? What is the approximate percentage of buyers who paid between $1470 and $1730?ge=28 Returns on investment "A" are normally distributed, with mean return of US$8,500 per year and a standard deviation of US$1,000 per year. Which of the following categories of returns would you fall, if you desire to be in the top 5% of the returns from "A"? Select one: O a. US$8,500 – US$9,000 O b. US$9,800- US$10,500 c. More than US$9,700 O d. More than US$10,100Help please and fast
- Cost for standard veterinary services at a local animal hospital follows a Normal model with a mean of $80 and a standard deviation of $20. Fill in the blanks according to this model: The middle 95% of veterinary bills cost between $ type your answer.... 2 type your answer... type your answer... Previous 3 S 3 e d 4 % of veterinary bills are between $60 and $80. % of bills are between $20 and $140. r f % 5 t 9 A 6 y h & 7 and $ type your answer... U n ★ 8 i E 9 k ✔ O P ctriThe graph shows the distribution of times (in hours) that teenagers spend playing video games per week. The distribution is approximatelý Normal, with a mean What percentage of times are between 6 and 22 hours? 16% of 14 hours and a standard deviation of 4 hours. 68% Video Games 95% 99.7% -2 2 6 10 14 18 22 26 30 Time (Hours) Mark this and return Save and Exit Next SubmitWeights of four-year-olds are Normally distributed, with a mean of 40 pounds and a standard deviation of 1.3 pounds. At her four-year checkup, Hannah’s weight measures in the 90th percentile. How much does Hannah weigh? Find the z-table here. 38.3 pounds 37.5 pounds 41.7 pounds 42.3 pounds