Student Solutions Manual for Devore's Probability and Statistics for Engineering and the Sciences, 9th
9th Edition
ISBN: 9798214004020
Author: Jay L. Devore
Publisher: Cengage Learning US
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Textbook Question
Chapter 7.1, Problem 9E
- a. Under the same conditions as those leading to the interval (7.5), P[(
- b. Generalize the result of part (a) to obtain a lower bound with confidence level 100(1 - α)%.
- c. What is an analogous interval to that of part (b) that provides an upper bound on μ? Compute this 99% interval for the data of Exercise 4(a).
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3. For the following set of discrete data:
Find:
1-
X
Y
1.0
1.729
1.5
1.691
2.0
1.505
at (x = 2.0) using (Ar = 1.0)?
2.5
1.416
3.0
201
1.311
dx²
2- dat (x = 2.0) using (Ax = 0.5) ?
3- Extrapolate the value of the derivative using error estimation algorithm?
Why the ACF plot has a maximum of 1.0 at the value 0 (x-axis)?
Select one:
a. It is setup by design to show the values in the full range.
b. There is no particular reason.
c. It is always one because any time series will correlated to itself.
d. It indicates that the time series is not stationary.
Assume X is normally distributed with a mean of 13 and a standard deviation of 2. Determine the value for x that solves each of the
following. Round the answers to 2 decimal places.
a) P(X> x) = 0.5.
x =
b) P(X > x) = 0.95.
X =
c) P(x < X < 13) = 0.2.
X = i
d) P(-x < X 13 < x) = 0.95.
X = i
e) P(-x < X - 13 < x) = 0.99.
x =
i
Chapter 7 Solutions
Student Solutions Manual for Devore's Probability and Statistics for Engineering and the Sciences, 9th
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