Loose-leaf Version for The Basic Practice of Statistics 7e & LaunchPad (Twelve Month Access)
7th Edition
ISBN: 9781319019334
Author: David S. Moore, William I. Notz, Michael A. Fligner
Publisher: W. H. Freeman
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Question
Chapter 31.4, Problem 31.11AYK
a.
To determine
The center line and control limits.
b.
To determine
The separate
c.
To determine
The set of data that comes from a process that is in control. The case in which the process mean shift suddenly and about which sample the mean changed. The case in which the mean drifts gradually.
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Question 3
The following stem-and-leaf displays the weekly salary of employees at this firm.
Stem-and-Leaf Display
Leaf Unit = 10.0
N=x
5
3 00123
12 4 0125888
(y)
5 11234456777
z
6 13568
5
7 154
2
8 46
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]
Let Y be a continuous RV with PDF
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 31 Solutions
Loose-leaf Version for The Basic Practice of Statistics 7e & LaunchPad (Twelve Month Access)
Ch. 31.2 - Prob. 31.1AYKCh. 31.2 - Prob. 31.2AYKCh. 31.2 - Prob. 31.3AYKCh. 31.2 - Prob. 31.4AYKCh. 31.2 - Prob. 31.5AYKCh. 31.2 - Prob. 31.6AYKCh. 31.3 - Prob. 31.7AYKCh. 31.3 - Prob. 31.8AYKCh. 31.3 - Prob. 31.9AYKCh. 31.4 - Prob. 31.10AYK
Ch. 31.4 - Prob. 31.11AYKCh. 31.5 - Prob. 31.12AYKCh. 31.5 - Prob. 31.13AYKCh. 31.5 - Prob. 31.14AYKCh. 31.5 - Prob. 31.15AYKCh. 31.5 - Prob. 31.16AYKCh. 31.5 - Prob. 31.17AYKCh. 31.6 - Prob. 31.18AYKCh. 31.7 - Prob. 31.20AYKCh. 31.7 - Prob. 31.21AYKCh. 31.7 - Prob. 31.22AYKCh. 31.7 - Prob. 31.23AYKCh. 31.7 - Prob. 31.24AYKCh. 31.8 - Prob. 31.25AYKCh. 31.8 - Prob. 31.26AYKCh. 31.8 - Prob. 31.27AYKCh. 31.9 - Prob. 31.28AYKCh. 31.9 - Prob. 31.29AYKCh. 31.9 - Prob. 31.30AYKCh. 31.9 - Prob. 31.31AYKCh. 31.11 - Prob. 31.32AYKCh. 31.11 - Prob. 31.33AYKCh. 31.11 - Prob. 31.34AYKCh. 31.11 - Prob. 31.35AYKCh. 31.11 - Prob. 31.36AYKCh. 31 - Prob. 31.37CYSCh. 31 - Prob. 31.38CYSCh. 31 - Prob. 31.39CYSCh. 31 - Prob. 31.40CYSCh. 31 - Prob. 31.41CYSCh. 31 - Prob. 31.42CYSCh. 31 - Prob. 31.43CYSCh. 31 - Prob. 31.44ECh. 31 - Prob. 31.45ECh. 31 - Prob. 31.46ECh. 31 - Prob. 31.47ECh. 31 - Prob. 31.48ECh. 31 - Prob. 31.49ECh. 31 - Prob. 31.50ECh. 31 - Prob. 31.51ECh. 31 - Prob. 31.52ECh. 31 - Prob. 31.53ECh. 31 - Prob. 31.54ECh. 31 - Prob. 31.55ECh. 31 - Prob. 31.56ECh. 31 - Prob. 31.57ECh. 31 - Prob. 31.58ECh. 31 - Prob. 31.59ECh. 31 - Prob. 31.60ECh. 31 - Prob. 31.61E
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