Quiz 6 Statistics PDF

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Quiz 6...

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COR- STAT 1202 (Groups 1, 2 & 3): Class Quiz 6 Term 2, 2019/2020 Name_________________________________________Group ________

MULTIPLE CHOICE. Choose the one alternative that best complete

1) Sampling distributions describe the distribution of A) parameters. C) both parameters and statistics.

B) st D) ne

2) The standard error of the mean A) measures the variability of the mean from sample to s B) is never larger than the standard deviation of the popu C) decreases as the sample size increases. D) all of the above 3) If the expectation of a sampling distribution is located at the that statistic A) minimum variance. B) un C) biased. D) ra 4) The Central Limit Theorem is important in statistics because A) for any population, it says the sampling distribution o normal, regardless of the sample size. B) for a large n, it says the population is approximately n C) for any sized sample, it says the sampling distribution normal. D) for a large n, it says the sampling distribution of the sa

7) Suppose the ages of students in Statistics 101 follow a skew years and a standard deviation of 3 years. If we randomly s following statements about the sampling distribution of the A) The mean of the sample mean is equal to 23 years. B) The standard error of the sample mean is equal to 0.3 C) The standard deviation of the sample mean is equal to D) The shape of the sampling distribution is approximate 8) Why is the Central Limit Theorem so important to the study A) It allows us to disregard the size of the sample selecte B) It allows us to disregard the size of the population we C) It allows us to disregard the shape of the sampling dis population is large. D) It allows us to disregard the shape of the population w 9) Which of the following is true regarding the sampling distri size? A) It has a normal distribution with the same mean and s B) It has the same shape, mean, and standard deviation a C) It has the same shape and mean as the population, bu D) It has a normal distribution with the same mean as the standard deviation. 10) The use of the finite population correction factor, when sam populations, will A) reduce the standard error of the mean. B) on C) increase the standard error of the mean. D) no TRUE/FALSE. Write 'T' if the statement is true and 'F' if the stateme...