Calculate the 95% prediction intervals for the four different investments included in the following table.| | Small Stocks | S&P 500 | Corporate Bonds | T-Bills ||---------------------------|--------------|---------|-----------------|---------|| **Average Return** | 18.25% | 12.84% | 6.09% | 3.25% || **Standard Deviation of returns** | 38.48% | 19.22% | 7.95% | 4.02% |---The 95% prediction interval of small stocks is between [ ]% and [ ]%. (Round to two decimal places and put the lower number first.)

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Answered: Calculate the 95% prediction intervals…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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What is the standard deviation of the following investment: Actual Return Probability 5% 40% 45% 10% -12% -5% 15% 20% ○ 4.6% 12.8% 11.0% 9.2%
A pharmaceutical company sells 78 different products. The distribution of last year's annual sales amounts is shown below. Number of Products 100 90 80 70 60 50 40 30 20 10 0 0 5, 17 30 137 50 175, 611 125 74 100 150 Annual Sales ($000) 200 200, 78 250 C What annual sales in the top 5.13%? A. 78 B. None of the above C. 125 D. 200 E. 74
Stock prices: Following are closing prices for a certain stock during June and July of a certain year. June July 474.02 487.01 488.50 483.19 497.99 456.56 467.49 475.83 489.20 491.34 488.56 486.25 482.05 472.68 472.08 494.02 459.61 466.18 481.59 477,50 454.26 444.95 482.37 493.37 498.72 484.81 490.06 488.97 492.63 484.35 Send data to Excel Part 1 of 2 (e) Find the population standard deviation and variance for the prices in June. Round the answers to at least three decimal places The population standard deviation for the prices in June is The population variance for the prices in June is Part 2 of 2 (b) Find the population standard deviation and variance for the prices in July. Round the answers to at least three decimal places The population standard deviation for the prices in July is
Risk and Returns. Windsor stock has produced returns of 22.6 percent, 18.7 percent, 15.7 percent, 11.3 percent, 9.8 percent, 7.2 percent, 5.8 percent, 3.1 percent, 1.7 percent, 0.3%, -2.7% and -5.4 percent over the past twelve years, respectively. What range of returns would you expect to see on this stock 95 percent of the time? Please show work
Stock prices: Following are closing prices for a certain stock during June and July of a certain year. June July 472.68 472.08 454.26 444.95 482.37 491.34 494.02 459.61 466.18 481.59 493.37 498.72 485.52 484.78 474.02 477.50 484.81 490.06 488.97 492.63 487.01 488.50 483.19 497.99 488.56 484.35 484.99 484.85 439.49 436.55 Send data to Excel Part 1 of 2 (a) Find the population standard deviation and variance for the prices in June. RoUnd the answers to at least three deci places. The population standard deviation for the prices in June is The population variance for the prices in June is
Use the data from the following four stocks to answer the questions below: Yields Year TLS DI PFE WMT 20x5 12.00% 4.50% 5.80% 11.30% 20x6 13.30% 5.30% 5.70% 9.00% 20x7 10.20% 3.10% 5.90% 13.90% 20x8 9.30% 2.70% 4.50% 14.80% 20x9 8.60% 1.90% 6.30% 15.00% a. Classify the correlations between each pair of stocks as positive correlation (PC), perfectly positive correlation (PPC), negative correlation (NC), perfectly negative correlation (PNC), and no correlation (NC): TLS – DI ___________ DI – PFE __________ TLS – PFE __________ DI – WMT _________ TLS – WMT _________ PFE – WMT _________
10 The observed insurance policy deviates from the predicted policy, on average, by _______ ($1,000) a 44.465 b 49.406 c 54.895 d 60.994
Stock prices: Following are closing prices for a certain stock during June and July of a certain year. June July 472.68 472.08 454.26 444.95 482.37 491.34 494.02 459.61 466.18 481.59 493.37 498.72 485.52 484.78 474.02 477.50 484.81 490.06 488.97 492.63 487.01 488.50 483.19 497.99 488.56 484.35 484.99 484.85 439.49 436.55 Send data to Excel Part 1 of 2 (a) Find the population standard deviation and variance for the prices in June. Round the answers to at least three decimal places. The population standard deviation for the prices in June is The population variance for the prices in June is
A panel of 66 economists was asked to predict the average unemployment rate for the upcoming year. The results of the survey follow. Unemployment Rate, % 9.6 10.0 10.4 10.8 11.2 11.6 12.0 Economists 2 4 7 23 14 11 5 On the basis of this survey, what does the panel expect the average unemployment rate to be next year? (Round your answer to two decimal places.)
ch 10

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