EBK ELEMENTARY STATISTICS USING EXCEL
7th Edition
ISBN: 9780136937401
Author: Triola
Publisher: VST
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Chapter 5.1, Problem 6BSC
a.
To determine
To Identify: The type of the random variable of ‘number of students in statistics class’.
b.
To determine
To Identify: The type of the random variable of ‘grades (A,B,C,D,F) earned in statistics class’.
c.
To determine
To Identify: The type of the random variable of ‘number of times a statistics student must draw a card before getting an ace’.
d.
To determine
To Identify: The type of random variable of ‘Social security number of statistics students’.
e.
To determine
To Identify: The type of random variable of ‘Exact unrounded ages of statistics students’.
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Question 3
The following stem-and-leaf displays the weekly salary of employees at this firm.
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5
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(y)
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z
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5
7 154
2
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i.
Determine the value of x, y and z.
[3]
ii. What is the value of the median?
[2]
iii.
Find the mode of this data set.
iv.
Calculate the range
[1]
[2]
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otherwise
Find the CDF, Fry), of Y .
Find an expression for pth, p € (0, 1), quantile of the distribution.
Find E(Y) and V(Y).
Find E(-2Y + 1) and V(-3Y - 2).
Find E(Y3).
Let X be a continuous RV with CDF
Find P(X < 0), P(-1 < X < 1) and P(0.5 < X).
Based on your answers to the above questions, what is the median of the distribu-tion? Why
Find the PDF, fx (x), of X.
Chapter 5 Solutions
EBK ELEMENTARY STATISTICS USING EXCEL
Ch. 5.1 - Prob. 1BSCCh. 5.1 - 2. Discrete or Continuous? Is the random variable...Ch. 5.1 - 3. Probability Distribution For the accompanying...Ch. 5.1 - Prob. 4BSCCh. 5.1 - Prob. 5BSCCh. 5.1 - Prob. 6BSCCh. 5.1 - Prob. 7BSCCh. 5.1 - Prob. 8BSCCh. 5.1 - Prob. 9BSCCh. 5.1 - Prob. 10BSC
Ch. 5.1 - Prob. 11BSCCh. 5.1 - Prob. 12BSCCh. 5.1 - Prob. 13BSCCh. 5.1 - Prob. 14BSCCh. 5.1 - Prob. 15BSCCh. 5.1 - Prob. 16BSCCh. 5.1 - Prob. 17BSCCh. 5.1 - Prob. 18BSCCh. 5.1 - Prob. 19BSCCh. 5.1 - Prob. 20BSCCh. 5.1 - Prob. 21BSCCh. 5.1 - Prob. 22BSCCh. 5.1 - Prob. 23BSCCh. 5.1 - Prob. 24BSCCh. 5.1 - Prob. 25BSCCh. 5.1 - Prob. 26BSCCh. 5.1 - Prob. 27BSCCh. 5.1 - Prob. 28BSCCh. 5.1 - Prob. 29BBCh. 5.1 - Prob. 30BBCh. 5.1 - Prob. 31BBCh. 5.1 - Prob. 32BBCh. 5.2 - Prob. 1BSCCh. 5.2 - Prob. 2BSCCh. 5.2 - Prob. 3BSCCh. 5.2 - Prob. 4BSCCh. 5.2 - Prob. 5BSCCh. 5.2 - Prob. 6BSCCh. 5.2 - Prob. 7BSCCh. 5.2 - Prob. 8BSCCh. 5.2 - Prob. 9BSCCh. 5.2 - Prob. 10BSCCh. 5.2 - Prob. 11BSCCh. 5.2 - Prob. 12BSCCh. 5.2 - Prob. 13BSCCh. 5.2 - Prob. 14BSCCh. 5.2 - Prob. 15BSCCh. 5.2 - Prob. 16BSCCh. 5.2 - Prob. 17BSCCh. 5.2 - Prob. 18BSCCh. 5.2 - Prob. 19BSCCh. 5.2 - Prob. 20BSCCh. 5.2 - Prob. 21BSCCh. 5.2 - Prob. 22BSCCh. 5.2 - Prob. 23BSCCh. 5.2 - Prob. 24BSCCh. 5.2 - 25. Whitus v. Georgia In the classic legal case of...Ch. 5.2 - Prob. 26BSCCh. 5.2 - Prob. 27BSCCh. 5.2 - Prob. 28BSCCh. 5.2 - Prob. 29BSCCh. 5.2 - Prob. 30BSCCh. 5.2 - Prob. 31BSCCh. 5.2 - Prob. 32BSCCh. 5.2 - Prob. 33BSCCh. 5.2 - Prob. 34BSCCh. 5.2 - Prob. 35BSCCh. 5.2 - Prob. 36BSCCh. 5.2 - Prob. 38BSCCh. 5.2 - Prob. 39BSCCh. 5.2 - Prob. 40BSCCh. 5.2 - Prob. 41BBCh. 5.2 - Prob. 42BBCh. 5.2 - Prob. 43BBCh. 5.3 - Prob. 1BSCCh. 5.3 - Prob. 2BSCCh. 5.3 - Prob. 3BSCCh. 5.3 - Prob. 4BSCCh. 5.3 - Prob. 5BSCCh. 5.3 - Prob. 6BSCCh. 5.3 - Prob. 7BSCCh. 5.3 - Prob. 8BSCCh. 5.3 - Prob. 9BSCCh. 5.3 - Prob. 10BSCCh. 5.3 - 11. Radioactive Decay Radioactive atoms are...Ch. 5.3 - 12. Deaths from Horse Kicks A classical example of...Ch. 5.3 - 13. World War II Bombs In Exercise 1“Notation” we...Ch. 5.3 - Prob. 14BSCCh. 5.3 - Prob. 17BBCh. 5 - Prob. 1CQQCh. 5 - Prob. 2CQQCh. 5 - Prob. 3CQQCh. 5 - Prob. 4CQQCh. 5 - Prob. 5CQQCh. 5 - Prob. 6CQQCh. 5 - Prob. 7CQQCh. 5 - Prob. 8CQQCh. 5 - Prob. 9CQQCh. 5 - Prob. 10CQQCh. 5 - Prob. 1RECh. 5 - Prob. 2RECh. 5 - Prob. 3RECh. 5 - Prob. 4RECh. 5 - Prob. 5RECh. 5 - Prob. 6RECh. 5 - Prob. 7RECh. 5 - Prob. 8RECh. 5 - Prob. 9RECh. 5 - Prob. 10RECh. 5 - 1. Planets The planets of the solar system have...Ch. 5 - Prob. 2CRECh. 5 - Prob. 3CRECh. 5 - Prob. 4CRECh. 5 - Prob. 5CRECh. 5 - Prob. 6CRECh. 5 - Prob. 7CRECh. 5 - Prob. 8CRECh. 5 - Prob. 1EPCh. 5 - Prob. 1FDD
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