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Florida International University
STAT
Courses in STAT
STAT 230 | Introduction to Probability and Random Variables
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7
STAT 200 | Introduction to Statistics
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2
Popular Documents from Florida International University
1. The number of electrical outages in a city varies from day to day. Assume the following probability for x (number of outages) x f(x) 0 0.80 1 0.15 2 0.04 3 0.01 The mean and standard deviation for the number of outages are a. 2.6 and 5.77 c. 3 and
1. Five hundred residents of a city are polled to obtain information on voting intentions in an upcoming city election. The five hundred residents in this study is an example of a(n) a. Census c. observation d. population 2. The process of analyzing
Using the following probability distribution for question 1-5 x f(x) 10 .2 20 .3 30 .4 40 .1 1. The expected value of x equals d b. 25 e c. 30 g d. 100 h e. None of the above 2. The variance of x equals a. 9.165 c. 85 d. 93.33 e. None of the above Fo
nominal scale 1. A six-sided die is tossed three times. The probability of observing three ones in a row is a. 1/3 c. 1/27 d. 1/216 e. None of the above 2. A perfectly balanced coin is tossed 6 times and tails appears on all six tosses. Then, on the
Quiz Submissions - Week 1: Quiz 1 Submission View Your quiz has been submitted successfully. 3 / 3 points Statistics is the study of how to data collected from a group. collect organize analyze interpret all of the above Hide Feedback Correct! Statis