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2201_Quiz2A

# 2201_Quiz2A - Revised 2201_Quiz2Am EXST 2201 Quiz 2A Name...

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Revised 02/22/2010 2201_Quiz2A.docm Page 1 of 3 EXST 2201 Quiz 2A Name: Section: Score: Directions: This quiz will be available on Moodle on after the lectures on chapter 05 have been given . Mark your answers on this printout. When the quiz is available on Moodle, record your answers in the Moodle quiz and submit them for grading. You may take the quiz only once and you will have an hour and a half to complete it, so be sure of your answers before you start the Moodle quiz. 1. Suppose a random sample of size 34 is obtained from a population with population mean 30 and population standard deviation 4. 1A. What is the shape of the sampling distribution of the sample average? Unknown shape Bell shaped Block shaped Horn shaped 1B. What is the mean of the sampling distribution of the sample average? 0.88 8.5 30 120 1C. What is the standard error of the sampling distribution of the sample average? 0.118

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2201_Quiz2A - Revised 2201_Quiz2Am EXST 2201 Quiz 2A Name...

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