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According to the annual report issued by Wilson & Associates, an investment firm in Bowling Green, the stocks in its Growth Fund have generated an average return of 8% with a standard deviation of 2%. The stocks in the Specialized Fund have generated an average return of 18% with a standard deviation of 6%.
a. Based on the data provided, which of these funds has exhibited greater relative variability? Use the proper statistical measure to make your determination.
b. Suppose an investor who is very risk-averse is interested in one of these two funds. Based strictly on relative variability, which fund would you recommend? Discuss.
c. Suppose the distributions for the two stock funds had a bell-shaped distribution with the means and standard deviations previously indicated. Which fund appears to be the best investment, assuming future returns will mimic past returns? Explain.
a. Compute the mean quoted airfare. b. Compute the variance and standard deviation in airfares quoted. Treat the data as a sample.
A small object is on the optical axis, 25.3 cm from a +21.2 cm lens. Find the image distance and magnification by calculation.
If the falcon has a mass of 400 g, and is diving straight downward at 20 m/s when he catches it, how fast is the falcon traveling afterwards, and in what direction?
a. Is it possible for a variance to be negative? Explain. b. What is the smallest value a variance can be? Under what conditions does the variance equal this smallest value?
A small putty ball of mass 2m is thrown horizonatally at a rod of 3m and lenth L which pivots freely about about fixed axis throught one end . The puty ball is thrown with velocity v at the free end of the rod, to which it sticks, what is angular ..
You are to write a 3 page recommendation based on your presentation about what Target should do in regard to international expansion.
Solve the following differential equations where the input is f(t) = 5t and the initial conditions are zero. Plot the response of the following models for 0 ≤ t ≤ 1.5. Obtain the Laplace transform of the following function
Find the focal length of the eye for an object that is 0.65m from the eye. Given the index of refraction for the lens of 1.38 find the radius od the lens for this configuration.
Find the focal length of the eye for an object .65 m away from the eye. Given the index for refraction of the lens of 1.38 find the radius of the lens for this configuration.
Determine the probability that only 1 of the 5 processors is defective. Determine the probability that 3 of the 5 processors are not defective. Determine the probability that the technician will have enough processors to replace 3 defective processo..
Finding the probability selecting a defective item from a collection of items using tree diagram
Graph a relative frequency histogram for the 500 measurements summarized in the accompanying relative frequency table.
Determine a point estimate of population mean. Determine the 99% confidence interval of true mean weight of the minivans.
A company will promote two employees out of a group of six men and three women, what would you say the chances of this experiment if there is particular concern about gender equity and which concept of probability would you use to estimate these p..
to evaluate the performance of a certain brand of alkaline battery researchers at a consumer testing laboratory measure
question 1current weekly demand forecast for an item follows a normal distribution with a mean of 100 units with a
The average monthly cot for a studio apartment in NYC is reported to be $1,000. You want to prove that average monthly rent is not what is stated.
Observations was x ¯ = 119.8 (actually 119.7692), and the 14th observation, somewhat of an outlier, was 158. What is the value of x ¯ for the entire sample?
Please list and discuss regression statistics and explain the different variables that are measured by these statistics? Can you provide examples
A cabinet has 3 identical drawers. One drawer contains 2 gold coins, another drawer has a gold coin and a silver coin, and the third drawer has 2 silver coins. (a) What is the chance you get a gold coin?
a physician employed by a large corporation believes that due to an increase in sedentary life in the past decade
If independent samples of size n1 = 125 and n2 =100 are drawn with replacement, what is the probability that the difference between x¯1 and x¯2 will be greater than 1.84 but less than 2.627
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