Thank you very much for answering Q1-Q5! For questions 1-5 choose the best answe

Question

Thank you very much for answering Q1-Q5!

For questions 1-5 choose the best answer Q1: The following analyses can be used for distribution-based statistical comparison of means a) Student t-test, Z-test b) Box Plot, ANOVA c) Percentile Distribution, ANOVA d) None of the above Q2: The Gaussian distribution is a family of distributions that can be characterized by the following notatiorn d) All of the above Q3: The z distribution is a family of distributions characterized by the following notatiorn d) None of the above Q4: The Central Limit Theorem states the following: 1) Sample averages are normally distributed; 2) Sample standard deviations are dependent upon the population from which they were sampled and that a) Sample standard deviations are reduced by a factor of n2 compared to the population standard deviation b) Sample standard deviations are reduced by a factor of 1/n compared to the population standard deviation. c) Sample standard deviations are reduced by a factor of n compared to the population standard deviation d) None of the above Q5: Which statement is true regarding the extension of the Central Limit Theorem to Hypothesis testing? a) The population standard deviation is reduced by a factor of vn for a one sample z test. b) The two population standard deviations compared are reduced by a factor of Vnl and Vn2 for a two sample z-test. c) The sample standard deviation is reduced by a factor of vn for a one-sample t test. d) All of the above

Explanation / Answer

Q1) Option A) z or t test are used to compare means

Q2) Option D. All of the above are true

Q3) Z distribution is characterized by N(0,1)

Q4) Samples averages are normally distributed

Q5) Option D. All of the above

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