Question
In: Statistics and Probability
You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10. Ho:μ=53.8Ho:μ=53.8 Ha:μ>53.8Ha:μ>53.8...
You wish to test the following claim (HaHa) at a significance
level of α=0.10α=0.10.
Ho:μ=53.8Ho:μ=53.8
Ha:μ>53.8Ha:μ>53.8
You believe the population is normally distributed, but you do not
know the standard deviation. You obtain a sample of size n=34n=34
with mean M=64.8M=64.8 and a standard deviation of
SD=16.1SD=16.1.
What is the test statistic for this sample? (Report answer accurate
to three decimal places.)
test statistic =
What is the p-value for this sample? (Report answer accurate to
four decimal places.)
p-value =
Solutions
orchestra answered 2 years agoRelated Solutions
You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10. Ho:μ=61.5Ho:μ=61.5...
You wish to test the following claim (HaHa) at a significance
level of α=0.10α=0.10.
Ho:μ=61.5Ho:μ=61.5
Ha:μ<61.5Ha:μ<61.5
You believe the population is normally distributed, but you do not
know the standard deviation. You obtain a sample of size n=8n=8
with a mean of M=49.9M=49.9 and a standard deviation of
SD=7.8SD=7.8.
What is the critical value for this test? (Report answer accurate
to three decimal places.)
critical value =
What is the test statistic for this sample? (Report answer accurate...
You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10. For the...
You wish to test the following claim (HaHa) at a significance
level of α=0.10α=0.10. For the context of this problem,
μd=μ2−μ1μd=μ2-μ1 where the first data set represents a pre-test and
the second data set represents a post-test.
Ho:μd=0Ho:μd=0
Ha:μd<0Ha:μd<0
You believe the population of difference scores is normally
distributed, but you do not know the standard deviation. You obtain
pre-test and post-test samples for n=20n=20 subjects. The average
difference (post - pre) is ¯d=−7.1d¯=-7.1 with a standard deviation
of the...
You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10. For the...
You wish to test the following claim (HaHa) at a significance
level of α=0.10α=0.10. For the context of this problem,
μd=PostTest−PreTestμd=PostTest-PreTest. Each row gives the scores
of a single individual.
Ho:μd=0Ho:μd=0
Ha:μd<0Ha:μd<0
You believe the population of difference scores is normally
distributed, but you do not know the standard deviation. You obtain
the following sample of data:
pre-test
post-test
57.2
60.1
45.5
30.1
52.9
70.5
45.3
104.9
42.9
41.8
48.1
11.6
65.3
23.8
46.5
51.5
47.6
20.3
58.8
40.8
41.1...
You wish to test the following claim (HaHa) at a significance level of α=0.10α=0.10. For the...
You wish to test the following claim (HaHa) at a significance
level of α=0.10α=0.10. For the context of this problem,
μd=PostTest−PreTestμd=PostTest-PreTest where the first data set
represents a pre-test and the second data set represents a
post-test. (Each row represents the pre and post test scores for an
individual. Be careful when you enter your data and specify what
your μ1μ1 and μ2μ2 are so that the differences are computed
correctly.)
Ho:μd=0Ho:μd=0
Ha:μd≠0Ha:μd≠0
You believe the population of difference scores...
You wish to test the following claim (HaHa) at a significance level of α=0.01α0.01. Ho:μ=62.8Hoμ62.8 Ha:μ>62.8Haμ62.8...
You wish to test the following claim (HaHa) at a significance
level of α=0.01α0.01.
Ho:μ=62.8Hoμ62.8
Ha:μ>62.8Haμ62.8
You believe the population is normally distributed, but you do not
know the standard deviation. You obtain a sample of size n=4n4 with
mean M=74.5M74.5 and a standard deviation of SD=16.7SD16.7.
What is the test statistic for this sample? (Report answer accurate
to three decimal places.)
test statistic =
What is the p-value for this sample? (Report answer accurate to
four decimal places.)
p-value...
You wish to test the following claim (HaHa) at a significance level of α=0.01α0.01. Ho:μ=58.9Hoμ58.9 Ha:μ≠58.9Haμ58.9...
You wish to test the following claim (HaHa) at a significance
level of α=0.01α0.01.
Ho:μ=58.9Hoμ58.9
Ha:μ≠58.9Haμ58.9
You believe the population is normally distributed, but you do not
know the standard deviation. You obtain a sample of size n=22n22
with mean M=57.7M57.7 and a standard deviation of
SD=8.1SD8.1.
What is the p-value for this sample? (Report answer accurate to
four decimal places.)
p-value =
The p-value is...
less than (or equal to) αα
greater than αα
This p-value leads to a...
You wish to test the following claim (HaHa) at a significance level of α=0.05 Ho:μ=82.8 Ha:μ≠82.8...
You wish to test the following claim (HaHa) at a significance
level of α=0.05
Ho:μ=82.8
Ha:μ≠82.8
You believe the population is normally distributed, but you do not
know the standard deviation. You obtain a sample of size n=101 with
mean ¯x=81.2 and a standard deviation of s=9.6
What is the test statistic for this sample?
test statistic = (Report answer accurate to 3 decimal
places.)
What is the p-value for this sample?
p-value = (Report answer accurate to 4 decimal
places.)
The...
You wish to test the following claim (Ha) at a significance level of α=0.10. Ho:μ=71.4 Ha:μ≠71.4...
You wish to test the following claim (Ha) at a significance
level of α=0.10.
Ho:μ=71.4
Ha:μ≠71.4
You believe the population is normally distributed, but you do not
know the standard deviation. You obtain a sample of size n=74 with
mean M=69.6 and a standard deviation of SD=6.5.
What is the test statistic for this sample? (Report answer accurate
to three decimal places.)
test statistic =
What is the p-value for this sample? (Report answer accurate to
four decimal places.)
p-value...
You wish to test the following claim (HaHa) at a significance level of α=0.001α=0.001. Ho:μ=88.9 Ha:μ>88.9...
You wish to test the following claim (HaHa) at a significance
level of α=0.001α=0.001.
Ho:μ=88.9
Ha:μ>88.9
You believe the population is normally distributed, but you do not
know the standard deviation. You obtain a sample of size n=79 with
mean M=91.5 and a standard deviation of SD=16.3
What is the test statistic for this sample? (Report answer accurate
to three decimal places.)
test statistic =
What is the p-value for this sample? (Report answer accurate to
four decimal places.)
p-value...
You wish to test the following claim (H1H1) at a significance level of α=0.10α=0.10. For the...
You wish to test the following claim (H1H1) at a significance
level of α=0.10α=0.10. For the context of this problem,
d=x2−x1d=x2-x1 where the first data set represents a pre-test and
the second data set represents a post-test.
Ho:μd=0Ho:μd=0
H1:μd≠0H1:μd≠0
You believe the population of difference scores is normally
distributed, but you do not know the standard deviation. You obtain
the following sample of data:
pre-test
post-test
36.3
-5.6
40.9
14.2
40.2
-21.3
52.1
8.3
45.5
24.7
33.6
15.4
56.9
10.4...
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