Part I: Each of the following histograms represents a sampling distribution of t

Question

Part I: Each of the following histograms represents a sampling distribution of the sample mean for various sample sizes. Samples of size 5, 20, 50 and 200 were taken from a population that is extremely skewed right. Match each histogram to the appropriate sample size (look carefully at the spread of the histograms!). (2 points each) (Put the numbers5, 2050,200 where they belong) a. 50 700- 6001b 5005 400 30043 2002 100 100 5 50 5 6.0 657.07580 Sample Mean, - S.4 7.2 8.1 9.9 Sample Mean t00 600 500 300 100 100 3.6 547.2 9.0 10.8 12.6 25. 76 6.006.246.436. Sample Mearn Sample Mean b. Based on the sampling distributions above, what do you believe the population mean is? (2 points) The population mean is

Explanation / Answer

A) 1 - 20

2 - 50

3 - 5

4 - 200

B) The population mean = 6

  

  

  

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