QUESTION 9An investment analyst wants to establish whether there is a change in the mean rate of return for 3 types of investments. The analyst selected a sample of107 and conducted an ANOVA test that is shown as follows.VariationdfMSFBetween383(Treatment)Within (Error)7.Total691The Within (Error) mean squares is equal to?(Round answer to three decimal places ex. 2.091)

In order to determine whether there is a change in the mean rate of return for 3 types of…

Answered: An investment analyst wants to…

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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A student gets marks in 10 subjects as 38, 70, 48, 34, 42, 55, 63, 46, 54 and 44. The mean deviation about mean is - (a)6.6 (b)7.6 (c)8.6 (d)10.6
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Hi, I am having trouble finding the P-value for this problem. Could you please explain step by step how will I figure out the P-value? Thanks.
Q3/ The following data represent the lifetimes of light bulbs (in months), frequency distribution was obtained; Find the mean, variance and standard deviation. Class limits frequency 10-20 21-31 10 32-42 3 43-53 54-64 18 65-75
Suppose that time required to compete a 1040R tax form is normally distributed with a mean of 110 minutes and a standard deviation of 15 minutes. What proportion of the 1040R tax form will be completed in less than 121 minutes. Round your answer to at least 4 decimal places.
True or False? Assume a researcher recruits 150 African American and Caucasian individuals taking warfarin to determine if there is a difference in the mean dosage of the medication needed to cause a decrease in their INR blood test. If the mean dosage for 75 Caucasian individuals required to get their INR blood test in range is 6.1 mg with a standard deviation of 1.7 mg and the mean dosage for 75 African American individuals required to get their INR blood test in range is 4.3 mg with a standard deviation of 0.9 mg, the S p value obtained while calculating the test statistic is approximately 1.14 mg. True False
This research was conducted with Korean adolescents in the Los Angeles area. Would you be willing to generalize the results of this study to Korean adolescents who live in other regions of the country? Why or why not.
One important consideration in determining which location is best for a new retail business is the amount of traffic that passes the location each business day. Counters are placed at each of four locations on the five weekdays, and the number of cars passing each location is recorded in the table below. At 0.05 level of significance, is there sufficient evidence of a significant difference in the mean number of cars per day at the four locations?Using MS Excel,what is the computed value of the F statistic ? * Location II II IV 45 48 44 39 50 60 50 49 39 40 38 39 44 45 42 40 42 43 44 43 0.76 2.23 1.19 0.84
Premature-birth Risk Found Higher for Teens (reported in the Sacramento Bee, April 27, 1995, p. A7) The youngest girls [in the study], those aged 13 to 17, were 90 percent more likely than the women in their early 20's to deliver prematurely. "The relative risk was 1.9. But what is the absolute risk for women in their 20's which is used as the baseline?

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