Choose the letter of the best answer. 1. Which of the following data show most likely the largest possible variance or variability? A. number of pieces of frebch fries in a regular pack from different orders of customers at McDonalds B. number of boys in families of three-children C. number of customers per hour who went shopoing at SM Super Malls D. number of heads that will appear if two coins are tossed together repeatedly 2. Which of the following data show most likely the smallest possible variance or variability? A. the number of passengers in a tricycle per destinations B. the number of applicants in the different job opening C. the number of families who own a privare vehicle in different cities in NCR D. the number of adults who use public restrooms in Metro Manila 3. Which of the following is NOT a property of the variance? A. a small variance means that the distribution of the random variable is narrowly concentrated around the mean B. a large variance means that the distribution is soread out, with some chance of observing values at some distance from the mean C. the variance is a value that is always positive D. the variance us a value that is always negative

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Choose the letter of the best answer. 1. Which of the following data show most likely the largest possible variance or variability? A. number of pieces of frebch fries in a regular pack from different orders of customers at McDonalds B. number of boys in families of three-children C. number of customers per hour who went shopoing at SM Super Malls D. number of heads that will appear if two coins are tossed together repeatedly 2. Which of the following data show most likely the smallest possible variance or variability? A. the number of passengers in a tricycle per destinations B. the number of applicants in the different job opening C. the number of families who own a privare vehicle in different cities in NCR D. the number of adults who use public restrooms in Metro Manila 3. Which of the following is NOT a property of the variance? A. a small variance means that the distribution of the random variable is narrowly concentrated around the mean B. a large variance means that the distribution is soread out, with some chance of observing values at some distance from the mean C. the variance is a value that is always positive D. the variance us a value that is always negative
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