Question 2, letters d,e, and f
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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Question 2, letters d,e, and f
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a. H: o > 100
b. H: x = 45
str
the
c. H: s <.20
d. Η σι/σ, 1
e. Н: X — Y —5
f. H: 1<.01, where 2 is the parameter of an
exponential distribution used to model compo-
nent lifetime
me
the
ver
pre
4. Let
(pic
2. For the following pairs of assertions, indicate
which do not comply with our rules for setting
up hypotheses and why (the subscripts 1 and 2 dif-
ferentiate between quantities for two different
populations or samples):
a. Ho: u = 100, H: µ > 100
b. Ho: o = 20, H,: o < 20
c. Ho: p .25, H,: p = .25
d. Ho: Hi - 2 = 25, H,: µ, - Hz> 100
e. Ho : S = S3, H, : S + S
f. Ho: ji = 120, H, ju- 150
g. Họ: 0l02 = 1, H,: 0 l0, 1
h. Ho: P1- P2 = -.1, H, p1 - P2<-I
ere
wat
vers
Exp
con
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5. Bef
poly
high
а со
the
<.0
why
type
3. To determine whether the girder welds in a
new performing arts center meet specifications,
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