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ALEKS - Alfonso Davis - M6: ALEKS Quiz.pdf
ALEKS - Alfonso Davis - M6: ALEKS Quiz
.pdf
School
Bryant & Stratton College
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Course
MATH STATISTICS
Subject
Statistics
Date
Dec 16, 2024
Pages
1
Uploaded by ceda6356
T
Suppose there is a claim that a certain population has a mean,
, that is different than
. You want to test this claim. To do so, you collect a large random
sample from the population and perform a hypothesis test at the
level of significance. To start this test, you write the null hypothesis,
, and the
alternative hypothesis,
, as follows.
:
:
Suppose you also know the following information.
The value of the test statistic based on the sample is
(rounded to decimal places).
The
p
-value is
(rounded to decimal places).
(a) Complete the steps below for this hypothesis test.
(b) Based on your answer to part (a), which statement below is true?
Q
μ
6
0.10
H
0
H
1
H
0
=
μ
6
H
1
≠
μ
6
−
1.799
3
0.072
3
Standard Normal Distribution
Step 1: Select one-tailed or two-
tailed.
One-tailed
Two-tailed
Step 2: Enter the test statistic.
(Round to 3 decimal places.)
Step 3: Shade the area
represented by the
p
-value.
Step 4: Enter the
p
-value.
(Round to 3 decimal places.)
0.1
0.2
0.3
0.4
1
−
1
2
−
2
3
−
3
Since the
p
-value is less than (or equal to) the level of significance, the null hypothesis is rejected.
Since the
p
-value is less than (or equal to) the level of significance, the null hypothesis is not rejected.
Since the
p
-value is greater than the level of significance, the null hypothesis is rejected.
Since the
p
-value is greater than the level of significance, the null hypothesis is not rejected.
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M6: ALEKS Quiz
Question 5 of 10 (10 points)
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Question Attempt: 1 of 1
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