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- Sampling Distribution I I I 1 690 700 710 Print X Done Q The distribution is normal. The locations of the peak and inflection points are shown. N XComplete parts (a) through (d) for the sampling distribution of the sample mean shown in the accompanying graph. Click the icon to view the graph. Sampling distribution (a) What is the value of u? The value of pu, is 400 b What is the value of o? The value of o, is 40 (c) If the sample size is n=9, what is likely true about the shape of the population? A The shape of the population is skewed right. 1. OB. The shape of the population is skewed left. 360 400 440 c. The shape of the population is approximately normal. The distribution is normal. The locations of the peak and inflection points are shown. OD The shape of the population cannot be determined. d If the sample size is n= 9, what is the standard deviation of the population from which the sample was drawn? The standard deviation of the population from which the sample was drawn is Dama260 300 340 The distribution is normal. The locations of the peak and inflection points are shown.
- Complete parts (a) through (d) for the sampling distribution of the sample mean shown in the accompanying graph. Click the icon to view the graph. Sampling Distribution (a) What is the value of u;? The value of u; is 500. (b) What is the value of o;? The value of o; is 40. (c) If the sample size is n = 9, what is likely true about the shape of the population? A. The shape of the population is skewed left. 460 500 540 B. The shape of the population is approximately normal. The distribution is normal. The locations of the C. The shape of the population is skewed right. peak and inflection points are shown. D. The shape of the population cannot be determined. (d) If the sample size is n = 9, what is the standard deviation of the population from which the sample was drawn?trying to find out how to be able to compute a sample proportion in excel using the p=xn formula but cannot figure out how to get the little arrow above the p as seen in the attached photoComplete parts (a) through (d) for the sampling distribution of the sample mean shown in the accompanying graph. Click the icon to view the graph. .. (a) What is the value of u? The value of µ is Sampling distribution (b) What is the value of o-? The value of o, is (c) If the sample size is n= 9, what is likely true about the shape of the population? A. The shape of the population is approximately normal. B. The shape of the population is skewed left. C. The shape of the population is skewed right. D. The shape of the population cannot be determined. 460 500 540 (d) If the sample size is n = 9, what is the standard deviation of the population from which the sample was drawn? The distribution is normal. The locations of the The standard deviation of the population from which the sample was drawn is peak and inflection points are shown. Print Done
- Complete parts (a) through (d) for the sampling distribution of the sample mean shown in the accompanying graph. Click the icon to view the graph. (a) What is the value of μ? The value of is (b) What is the value of o-? The value of o is (c) If the sample size is n = 16, what is likely true about the shape of the population? OA. The shape of the population is skewed left. OB. The shape of the population is approximately normal. OC. The shape of the population is skewed right. O D. The shape of the population cannot be determined. C... (d) If the sample size is n = 16, what is the standard deviation of the population from which the sample was drawn? The standard deviation of the population from which the sample was drawn is Sampling Distribution I 1 I I I 1 I I I I I I 470 500 530 Print I The distribution is normal. The locations of the peak and inflection points are shown. Q Done - XSampling Distribution: TRUE OR FALSE (NO NEED EXPLANATION)Judgment sampling is an example of __________. justice department sampling convenience sampling nonrandom sampling random sampling
- Sampling: Modified True or False: Write true if the statement is correct. if it is false, change the underlined word/phrase to make the statement trueReal-life Problem Apply the concept of Sampling distribution of the sampling means, present your ANSWER with COMPLETE SOLUTION to this problem. Suppose, from the given example of incomes for four college students (200, 300, 400, 100), that we wish to estimate the mean and we decide to select a sample of size n = 2. a. What is the population mean, population variance, and population standard deviation of the given data? b. Construct the entire sampling distribution c. What is the mean, variance, and standard deviation of the sampling distribution?Biologists studying horseshoe crabs want to estimate the percent of crabs in a certain area that are longer than 35 centimeters. The biologists will select a random sample of crabs to measure. Which of the following is the most appropriate method to use for such an estimate? A one-sample z-interval for a population proportion A A one-sample z-interval for a sample proportion B A two-sample z-interval for a population proportion C A two-sample z-interval for a difference between population proportions D A two-sample z-interval for a difference between sample proportions
