For the last two fill in the blank in part C it is In general,sample means do or do not make good estimates because the mean is an unbiased or a biased estimator The assets (in billions of dollars) of the four wealthiest people in a particular country are 31, 28, 11, 10. Assume thatsamples of size n = 2 are randomly selected with replacement from this population of four values.a. After identifying the 16 different possible samples and finding the mean of each sample, construct a tablerepresenting the sampling distribution of the sample mean. In the table, values of the sample mean that are the samehave been combined.ProbabilityX3129.5282120.5(Type integers or fractions.)b. Compare the mean of the population to the mean of the sampling distribution of the sample mean.the mean of the sample means,The mean of the population,(Round to two decimal places as needed.)The sample meanspopulation means be9isc. Do the sample means target the value of the population mean? In general, do sample means make good estimatesof population means? Why or why not?X19.5191110.510Probabilitydo not targettargetthe population mean. In general, sample meansestimator.make good estimates of The assets (in billions of dollars) of the four wealthiest people in a particular country are 31, 28, 11, 10. Assume thatsamples of size n = 2 are randomly selected with replacement from this population of four values.a. After identifying the 16 different possible samples and finding the mean of each sample, construct a tablerepresenting the sampling distribution of the sample mean. In the table, values of the sample mean that are the samehave been combined.ProbabilityThe mean of the population, is(Round to two decimal places as neX3129.5282120.5(Type integers or fractions.)b. Compare the mean of the population to the mean of the sampling distribution of the sample mean.the mean of the sample means,c. Do the sample means target the vof population means? Why or why nX19.5191110.510The sample meanspopulation means because the meagreater thanless thanProbabilityequal tohean? In general, do sample means make good estimatesgeneral, sample meansnator.make good estimates of

Answered: Image /qna-images/answer/5f760b3a-ae07-4309-aae4-3c09b1d3d75a.jpg

Answered: The assets (in billions of dollars) of…

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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Q2. A telemarketing firm is monitoring the performance of its employees based on the number of sales per hour. One employee had the following sales for the last 20 hours (each entry in the table is the number of sales per hour) 5 4 2 6 7 8 5 4 6 4 4 5 4 5 4 7 8 What are the mean, median, mode, variance and standard deviation of the sales?
Please see below. I believe I picked the right answer but just need a second opinion.
Which of the following summary measures is affected most by outliers? O a the first quartile Ob. the third quartile Oc. All of the suggested answers are correct Od the second quartile Oe. None of the suggested answers are correct
Can someone help me with these.
Which of the following is TRUE about the mean of the sampling distribution of the sample means? It is less than the population mean. It is not related to the population mean. It is equal to the population mean. It is greater than the population mean.
The full question didn't fit in one part so I attached 2 photos.
what would happen to the mean, median, and mode values that you calculated ,if you added one player to the team whose points per game for the season was 25. just tell me if the mean, median, and mode would go up, down, or stay the same. Give an example of variable for which the mean would not be appropriate to describe the data (that is, tell me a circumstance in which you would not want to use the mean to describe a dataset)
For the following data set would you be more interested in looking at the mean median mode? State your Reasoning omode omean The Color of car preferred by american males • The preferred Colors are quantitare data with no outliers. o the preferred colors are qualitative of the preferred Colors are quantitive With outliers
Students in an experimental psychology class did research on depression as a sign of stress. A test was administered to a sample of 30 students.The scores are shown below. 43 50 10 92 77 35 64 36 42 72 53 62 35 75 50 D 72 36 28 38 61 48 63 35 41 21 36 50 47 86 14 To find the 10% trimmed mean of a data set, order the data, delete the lowest 10% of the entries and the highest 10% of the entries, and find the mean of the remaining entries. Complete parts (a) through (c). (a) Find the 10% trimmed mean for the data The 10% trimmed mean is- (Round to the nearest tenth as needed.) (b) Compare the four measures of central tendency, including the midrange. Mean = (Round to the nearest tenth as needed.) Median = Mode = (Use a comma to separate answers as needed.) The midrange is found by the following formula. (Maximum data entry) + (Minimum data entry) 2 Midrange = (Round to the nearest tenth as needed.) (c) What is the benefit of using a trimmed mean versus using a mean found using all data…
The following refer to the following data set: 52.2 20.1 38.2 16.4 52.2 44.7 35.6 26.9 52.2 31.2 What is the arithmetic mean of this data set? mean = What is the median of this data set? median = What is the mode of this data set? mode =
The problem below asks you to compare 4 different forecasting methodologies to determine which forecasting model results in the most accurate forecasts. Accuracy is determined by the lowest mean absolute deviation. Emergency calls to the 911 system of Greenville County for the past 24 weeks are shown below. Accurate forecasts are needed to determine the number of operators needed to staff the station. Week # of Calls 1 50 2 35 3 25 4 40 5 45 6 35 7 20 8 30 9 35 10 20 11 15 12 40 13 55 14 35 15 25 16 55 17 55 18 40 19 35 20 60 21 75 22 50 23 40 24 65 1. EXPONENTIAL SMOOTHING Compute the forecasts using α = .2. Calculate the MAD for weeks 4 through 24 only. Compute the forecasts using α = .6. Calculate the MAD for weeks 4 through 24 only. 2. SIMPLE LINEAR REGRESSION Use all of the data, weeks 1 - 24, to calculate the…
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The assets (in billions of dollars) of the four wealthiest people in a particular country are 31, 28, 11, 10. Assume that samples of size n = 2 are randomly selected with replacement from this population of four values.