Question 1

Use the following sample data to answer the next questions. The table
represents results from an experiment with patients afflicted with eczema on both
arms. Each patient was treated with an immune modulator cream on one arm and
a topical steroid cream on the other arm. Using a .05 significance level, apply
McNemar's test to test the following claim: The proportion of patients with no
cure on the immune modulator treated arm and a cure on the topical steroid
treated arm is the same as the proportion of patients with a cure on the immune
modulator treated arm and no cure on the topical steroid treated arm.
 
-Identify the null and alternative hypotheses.

Accepted Answer

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Question 2

Use the following sample data to answer the next questions. Use a .05
significance level and the observed frequencies of 70 Neonatal deaths to test the
claim that number of neonatal deaths on each day of the week is equally likely.
 
-Identify the null and alternative hypotheses.

Accepted Answer

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Question 3

Use the following sample data to answer the next questions. Use a .05
significance level and the observed frequencies of 70 Neonatal deaths to test the
claim that number of neonatal deaths on each day of the week is equally likely.
 
-State a conclusion about the null hypothesis and a final conclusion that addresses the original claim.

Accepted Answer

The answer of Use the following sample data to answer...

Question 4

Use the following sample data to answer the next questions. The table
represents results from an experiment with patients afflicted with eczema on both
arms. Each patient was treated with an immune modulator cream on one arm and
a topical steroid cream on the other arm. Using a .05 significance level, apply
McNemar's test to test the following claim: The proportion of patients with no
cure on the immune modulator treated arm and a cure on the topical steroid
treated arm is the same as the proportion of patients with a cure on the immune
modulator treated arm and no cure on the topical steroid treated arm.
 
-How many patients are included in the experiment?

Accepted Answer

The answer of Use the following sample data to answer...

Question 5

Use the following sample data to answer the next questions. Use a .05
significance level and the observed frequencies of 144 drownings at the beaches of
a randomly selected coastal state to test the claim that the number of drownings for each month is equally likely.
 
-Identify the null and alternative hypotheses.

Accepted Answer

The answer of Use the following sample data to answer...

Question 6

Use the following sample data to answer the next questions. The table
represents results from an experiment with patients afflicted in both eyes with
glaucoma. Each patient was treated in one eye with laser surgery and in the other
eye was treated with eye drops. Using a .05 significance level, apply McNemar's
test to test the following claim: The proportion of patients with no improvement on
the laser treated eye and an improvement on the drops treated eye is the same as
the proportion of patients with an improvement on the laser treated eye and no
  improvement on the drops treated eye.
-How many patients are included in the experiment?

Accepted Answer

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Question 7

Use the following sample data to answer the next questions. Using a .01
significance level, test the claim that the proportions of fear/do not fear responses are the same for male and female dental patients. 
-Identify the null and alternative hypotheses.

Accepted Answer

The answer of Use the following sample data to answer...

Question 8

For the next questions, identify the choice that contains a discordant pair.
-Choose the following pair of results that are discordant.

Accepted Answer

A)  Oppose/Oppose 
B)  Oppose/Favor 
C)  Favor/Favor

Question 9

For the next questions, identify the choice that contains a discordant pair.
-Choose the following pair of results that are discordant.

Accepted Answer

A)  Survived/Did not survive 
B)  Survived/Survived 
C)  Did not survive/Did not survive

Question 10

Use the following sample data to answer the next questions. Use a .05
significance level and the observed frequencies of 70 Neonatal deaths to test the
claim that number of neonatal deaths on each day of the week is equally likely.
 
-Identify the  critical value.

Accepted Answer

The answer of Use the following sample data to answer...

Question 11

Use the following sample data to answer the next questions. Biologists
studying the re-introduction of two species of fish in the Pacific Ocean examined
fish survival after release based on two rearing strategies: rearing at a land-based
farm and rearing at an ocean-based farm. Using a .05 significance level, test the
claim that the survival of the species of fish is independent of rearing strategy. 
-Identify the  critical value.

Accepted Answer

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Question 12

For the next questions, identify the choice that contains a discordant pair.
-Choose the following pair of results that are discordant.

Accepted Answer

A)  Survived/Survived 
B)  Did not survive/Did not survive 
C)  Survived/Did not survive

Question 13

Use the following sample data to answer the next questions. The table
represents results from an experiment with patients afflicted in both eyes with
glaucoma. Each patient was treated in one eye with laser surgery and in the other
eye was treated with eye drops. Using a .05 significance level, apply McNemar's
test to test the following claim: The proportion of patients with no improvement on
the laser treated eye and an improvement on the drops treated eye is the same as
the proportion of patients with an improvement on the laser treated eye and no
  improvement on the drops treated eye.
-Identify the  critical value.

Accepted Answer

The answer of Use the following sample data to answer...

Question 14

Use the following sample data to answer the next questions. Biologists
studying the re-forestation of two species of tropical trees in Brazil's Atlantic forest
examined the number of trees that survived based on whether they were planted at
a mine site or at a railroad embankment. Using a .05 significance level, test the
claim that whether a tree survives at a mine site or at a railroad embankment is
independent of the species of the tree.
 
-Identify the null and alternative hypotheses.

Accepted Answer

The answer of Use the following sample data to answer...

Question 15

Use the following sample data to answer the next questions. Use a .05
significance level and the observed frequencies of 70 Neonatal deaths to test the
claim that number of neonatal deaths on each day of the week is equally likely.
 
-What is the expected frequency for each of the seven categories?

Accepted Answer

The answer of Use the following sample data to answer...

Question 16

Use the following sample data to answer the next questions. The table
represents results from an experiment with patients afflicted in both eyes with
glaucoma. Each patient was treated in one eye with laser surgery and in the other
eye was treated with eye drops. Using a .05 significance level, apply McNemar's
test to test the following claim: The proportion of patients with no improvement on
the laser treated eye and an improvement on the drops treated eye is the same as
the proportion of patients with an improvement on the laser treated eye and no
  improvement on the drops treated eye.
-Determine the value of the  test statistic.

Accepted Answer

The answer of Use the following sample data to answer...

Question 17

Use the following sample data to answer the next questions. Use a .05
significance level and the observed frequencies of 144 drownings at the beaches of
a randomly selected coastal state to test the claim that the number of drownings for each month is equally likely.
 
-Determine the value of the  test statistic.

Accepted Answer

The answer of Use the following sample data to answer...

Question 18

Use the following sample data to answer the next questions. Biologists
studying the re-introduction of two species of fish in the Pacific Ocean examined
fish survival after release based on two rearing strategies: rearing at a land-based
farm and rearing at an ocean-based farm. Using a .05 significance level, test the
claim that the survival of the species of fish is independent of rearing strategy. 
-State a conclusion about the null hypothesis and a final conclusion that addresses the original claim.

Accepted Answer

The answer of Use the following sample data to answer...

Question 19

Use the following sample data to answer the next questions. Using a .01
significance level, test the claim that the proportions of fear/do not fear responses are the same for male and female dental patients. 
-Determine the value of the  test statistic.

Accepted Answer

The answer of Use the following sample data to answer...

Question 20

Use the following sample data to answer the next questions. Using a .01
significance level, test the claim that the proportions of people who favor/oppose pro-choice on the abortion issue are the same for the males and females.

-State a conclusion about the null hypothesis and a final conclusion that addresses the original claim.

Accepted Answer

The answer of Use the following sample data to answer...

Exam 10: Multinomial Experiments and Contingency Tables

Use the following sample data to answer the next questions. Use a .05 significance level and the observed frequencies of 70 Neonatal deaths to test the claim that number of neonatal deaths on each day of the week is equally likely. -Identify the null and alternative hypotheses.

Use the following sample data to answer the next questions. Using a .01 significance level, test the claim that the proportions of fear/do not fear responses are the same for male and female dental patients. -Identify the null and alternative hypotheses.

For the next questions, identify the choice that contains a discordant pair. -Choose the following pair of results that are discordant.

For the next questions, identify the choice that contains a discordant pair. -Choose the following pair of results that are discordant.

Use the following sample data to answer the next questions. Use a .05 significance level and the observed frequencies of 70 Neonatal deaths to test the claim that number of neonatal deaths on each day of the week is equally likely. -Identify the critical value.

For the next questions, identify the choice that contains a discordant pair. -Choose the following pair of results that are discordant.

Use the following sample data to answer the next questions. Use a .05 significance level and the observed frequencies of 70 Neonatal deaths to test the claim that number of neonatal deaths on each day of the week is equally likely. -What is the expected frequency for each of the seven categories?

Use the following sample data to answer the next questions. Using a .01 significance level, test the claim that the proportions of fear/do not fear responses are the same for male and female dental patients. -Determine the value of the test statistic.