Statistics PreAssignment – Test
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Category:
Statistics
Subcategory:
Statistics PreAssignment
Level:
Academic
Pages:
7
Words:
987
Question 1   c) a population A set of all possible data values for a subject under consideration is called ___. descriptive statistics a sample a population inferential statistics   Question 2   c) The number of students in your school Which of the following can be classified as Discrete and Quantitative data? The acceleration of your car as you drive to school The different colors of the eyes of your classmates The number of students in your school The height of all the people in your neighborhood   Question 3   b) No Can a frequency distribution have overlapping classes? sometimes No Yes Can’t determine I need more information   Question 4 7.0 For a 10 point quiz, the professor recorded the following scores for 8 students: 7, 8, 3, 9, 10, 6, 8, 5 What is the Mean for this set of scores? 7.0 6.9 7.5 8.0   Question 5 a) (left) negatively skewed What type of distribution is described by the following information? Mean = 56          Median = 58.1   Mode = 63 (left) negatively skewed Symmetrical (normal) Bimodal Right (positively) skewed   Question 6   70 & 130 In a standardized IQ test, the mean score is 100 and the standard deviation is 15. According to the Empirical rule, 95 % of all those who took the test ...
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