Check whether the study appears to use random sampling.

Question

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Answer 1

Question

Chapter A, Problem 1E

a.

To determine

Check whether the study appears to use random sampling.

a.

Expert Solution

Answer to Problem 1E

Yes, the study appears to use random sampling.

Explanation of Solution

Random Sampling:

Random sampling is a sampling technique where each unit of the population has an equal chance of being selected.

In the given situation, a sample of voters can be asked to which party they voted. Therefore, the study appears to use random sampling.

b.

To determine

Check whether the study appears to use random assignment.

b.

Expert Solution

Answer to Problem 1E

No, the study does not appear to use random assignment.

Explanation of Solution

Random assignment:

Random assignment is a technique where each group has an equal chance of getting each of the population units.

For the given situation in Part (a), there is no situation where voters can be assigned into groups. Therefore, the study does not appear to use random assignment.

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Answer 2

Question

Chapter A, Problem 1E

a.

To determine

Check whether the study appears to use random sampling.

a.

Expert Solution

Answer to Problem 1E

Yes, the study appears to use random sampling.

Explanation of Solution

Random Sampling:

Random sampling is a sampling technique where each unit of the population has an equal chance of being selected.

In the given situation, a sample of voters can be asked to which party they voted. Therefore, the study appears to use random sampling.

b.

To determine

Check whether the study appears to use random assignment.

b.

Expert Solution

Answer to Problem 1E

No, the study does not appear to use random assignment.

Explanation of Solution

Random assignment:

Random assignment is a technique where each group has an equal chance of getting each of the population units.

For the given situation in Part (a), there is no situation where voters can be assigned into groups. Therefore, the study does not appear to use random assignment.

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Answer 3

Question

Chapter A, Problem 1E

a.

To determine

Check whether the study appears to use random sampling.

a.

Expert Solution

Answer to Problem 1E

Yes, the study appears to use random sampling.

Explanation of Solution

Random Sampling:

Random sampling is a sampling technique where each unit of the population has an equal chance of being selected.

In the given situation, a sample of voters can be asked to which party they voted. Therefore, the study appears to use random sampling.

b.

To determine

Check whether the study appears to use random assignment.

b.

Expert Solution

Answer to Problem 1E

No, the study does not appear to use random assignment.

Explanation of Solution

Random assignment:

Random assignment is a technique where each group has an equal chance of getting each of the population units.

For the given situation in Part (a), there is no situation where voters can be assigned into groups. Therefore, the study does not appear to use random assignment.

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Answer 4

Question

Chapter A, Problem 1E

a.

To determine

Check whether the study appears to use random sampling.

a.

Expert Solution

Answer to Problem 1E

Yes, the study appears to use random sampling.

Explanation of Solution

Random Sampling:

Random sampling is a sampling technique where each unit of the population has an equal chance of being selected.

In the given situation, a sample of voters can be asked to which party they voted. Therefore, the study appears to use random sampling.

b.

To determine

Check whether the study appears to use random assignment.

b.

Expert Solution

Answer to Problem 1E

No, the study does not appear to use random assignment.

Explanation of Solution

Random assignment:

Random assignment is a technique where each group has an equal chance of getting each of the population units.

For the given situation in Part (a), there is no situation where voters can be assigned into groups. Therefore, the study does not appear to use random assignment.

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Answer 5

Chapter A, Problem 1E

a.

To determine

Check whether the study appears to use random sampling.

a.

Expert Solution

Answer to Problem 1E

Yes, the study appears to use random sampling.

Explanation of Solution

Random Sampling:

Random sampling is a sampling technique where each unit of the population has an equal chance of being selected.

In the given situation, a sample of voters can be asked to which party they voted. Therefore, the study appears to use random sampling.

b.

To determine

Check whether the study appears to use random assignment.

b.

Expert Solution

Answer to Problem 1E

No, the study does not appear to use random assignment.

Explanation of Solution

Random assignment:

Random assignment is a technique where each group has an equal chance of getting each of the population units.

For the given situation in Part (a), there is no situation where voters can be assigned into groups. Therefore, the study does not appear to use random assignment.

Answer 6

Chapter A, Problem 1E

a.

To determine

Check whether the study appears to use random sampling.

a.

Expert Solution

Answer to Problem 1E

Yes, the study appears to use random sampling.

Explanation of Solution

Random Sampling:

Random sampling is a sampling technique where each unit of the population has an equal chance of being selected.

In the given situation, a sample of voters can be asked to which party they voted. Therefore, the study appears to use random sampling.

Answer 7

Chapter A, Problem 1E

a.

To determine

Check whether the study appears to use random sampling.

Answer 8

a.

Expert Solution

Answer to Problem 1E

Yes, the study appears to use random sampling.

Answer 9

a.

Expert Solution

Answer 10

a.

Expert Solution

Answer 11

Expert Solution

Answer 12

Explanation of Solution

Random Sampling:

Random sampling is a sampling technique where each unit of the population has an equal chance of being selected.

In the given situation, a sample of voters can be asked to which party they voted. Therefore, the study appears to use random sampling.

Answer 13

b.

To determine

Check whether the study appears to use random assignment.

b.

Expert Solution

Answer to Problem 1E

No, the study does not appear to use random assignment.

Explanation of Solution

Random assignment:

Random assignment is a technique where each group has an equal chance of getting each of the population units.

For the given situation in Part (a), there is no situation where voters can be assigned into groups. Therefore, the study does not appear to use random assignment.

Answer 14

b.

To determine

Check whether the study appears to use random assignment.

Answer 15

b.

Expert Solution

Answer to Problem 1E

No, the study does not appear to use random assignment.

Answer 16

b.

Expert Solution

Answer 17

b.

Expert Solution

Answer 18

Expert Solution

Answer 19

Explanation of Solution

Random assignment:

Random assignment is a technique where each group has an equal chance of getting each of the population units.

For the given situation in Part (a), there is no situation where voters can be assigned into groups. Therefore, the study does not appear to use random assignment.