Exam 1: The Nature of Probability and Statistics

Which branch of statistics would buy a hundred Toyotas, drive them into the ground, record the final mileage, and then write a report for Car and Driver?

Free

(Multiple Choice)

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Question 1

Correct Answer:

Verified

A person's hair colour would be an example of a quantitative variable.

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(True/False)

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Question 2

Correct Answer:

Verified

False

is a decision-making process for evaluating claims about a population, based on information obtained from samples. __________________________

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(Short Answer)

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Question 3

Correct Answer:

Verified

Hypothesis testing

If every 14th customer leaving a movie were surveyed, this would be an example of systematic sampling.

(True/False)

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Question 4

In a true experimental study, the subjects should be assigned to groups randomly.If this is not possible and a researcher uses intact groups, they are performing a

(Multiple Choice)

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Question 5

An advertisement for a pick-up truck states that it is 30% more powerful than its competitor.This is an example of

(Multiple Choice)

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Question 6

The number of birds in a tree is an example of a continuous variable.

(True/False)

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Question 7

Which of the following correctly describes the relationship between a sample and a population?

(Multiple Choice)

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Question 8

Explain the difference between qualitative, quantitative, discrete, and continuous variables.

(Essay)

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Question 9

The amount of time needed to run the Toronto marathon is an example of which type of variable?

(Multiple Choice)

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Question 10

Statistics is the science of conducting studies to

(Multiple Choice)

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Question 11

If a weather centre monitors and calculates the number of lightning flashes per 100 square kilometres for Edmonton, Alberta each year, what type of variable would they be investigating?

(Multiple Choice)

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Question 12

Which branch of statistics would employ probability to predict how many miles one would be able to drive a 2000 Toyota Celica during its lifetime?

(Multiple Choice)

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Question 13

A magazine tests a new car and reports that it could be twice as fun to drive as its predecessor.This is NOT an example of

(Multiple Choice)

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Question 14

When running an experimental study, the group that is manipulated is called the treatment group.

(True/False)

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Question 15

In a research study, it is always preferable for the researcher to choose his participants as carefully as possible rather than randomly accept samples.

(True/False)

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Question 16

Based on Mrs.Smith's electric bill for last year she expects that she will be paying $75/month this year. This is an example of descriptive statistics.

(True/False)

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Question 17

A variable assumes values that can be counted. __________________________

(Short Answer)

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Question 18

The ________ variable influences the _ variable. __________________________________

(Short Answer)

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Question 19

What type of sampling is being employed if the country is divided into economic classes and a sample is chosen from each class to be surveyed?

(Multiple Choice)

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Question 20

Showing 1 - 20 of 53

Which branch of statistics would buy a hundred Toyotas, drive them into the ground, record the final mileage, and then write a report for Car and Driver?

A person's hair colour would be an example of a quantitative variable.

is a decision-making process for evaluating claims about a population, based on information obtained from samples. __________________________

If every 14th customer leaving a movie were surveyed, this would be an example of systematic sampling.

In a true experimental study, the subjects should be assigned to groups randomly.If this is not possible and a researcher uses intact groups, they are performing a

An advertisement for a pick-up truck states that it is 30% more powerful than its competitor.This is an example of

The number of birds in a tree is an example of a continuous variable.

Which of the following correctly describes the relationship between a sample and a population?

Explain the difference between qualitative, quantitative, discrete, and continuous variables.

The amount of time needed to run the Toronto marathon is an example of which type of variable?

Statistics is the science of conducting studies to

If a weather centre monitors and calculates the number of lightning flashes per 100 square kilometres for Edmonton, Alberta each year, what type of variable would they be investigating?

Which branch of statistics would employ probability to predict how many miles one would be able to drive a 2000 Toyota Celica during its lifetime?

A magazine tests a new car and reports that it could be twice as fun to drive as its predecessor.This is NOT an example of

When running an experimental study, the group that is manipulated is called the treatment group.

In a research study, it is always preferable for the researcher to choose his participants as carefully as possible rather than randomly accept samples.

Based on Mrs.Smith's electric bill for last year she expects that she will be paying $75/month this year. This is an example of descriptive statistics.

A variable assumes values that can be counted. __________________________

The ________ variable influences the _ variable. __________________________________

What type of sampling is being employed if the country is divided into economic classes and a sample is chosen from each class to be surveyed?

Frequency Distributions and Graphs

Data Description

Discrete Probability Distributions

The Normal Distribution

Confidence Intervals and Sample Size

Hypothesis Testing

Testing the Difference Between Two Means, Two Variances, and Two Proportions

Correlation and Regression

Other Chi-Square Tests

Analysis of Variance

Nonparametric Statistics

Sampling and Simulation

Filters

Exam 1: The Nature of Probability and Statistics

Which branch of statistics would buy a hundred Toyotas, drive them into the ground, record the final mileage, and then write a report for Car and Driver?

A person's hair colour would be an example of a quantitative variable.

______________ is a decision-making process for evaluating claims about a population, based on information obtained from samples. ________________________________________

If every 14th customer leaving a movie were surveyed, this would be an example of systematic sampling.

In a true experimental study, the subjects should be assigned to groups randomly.If this is not possible and a researcher uses intact groups, they are performing a

An advertisement for a pick-up truck states that it is 30% more powerful than its competitor.This is an example of

The number of birds in a tree is an example of a continuous variable.

Which of the following correctly describes the relationship between a sample and a population?

Explain the difference between qualitative, quantitative, discrete, and continuous variables.

The amount of time needed to run the Toronto marathon is an example of which type of variable?

Statistics is the science of conducting studies to

If a weather centre monitors and calculates the number of lightning flashes per 100 square kilometres for Edmonton, Alberta each year, what type of variable would they be investigating?

Which branch of statistics would employ probability to predict how many miles one would be able to drive a 2000 Toyota Celica during its lifetime?

A magazine tests a new car and reports that it could be twice as fun to drive as its predecessor.This is NOT an example of

When running an experimental study, the group that is manipulated is called the treatment group.

In a research study, it is always preferable for the researcher to choose his participants as carefully as possible rather than randomly accept samples.

Based on Mrs.Smith's electric bill for last year she expects that she will be paying $75/month this year. This is an example of descriptive statistics.

A ______________ variable assumes values that can be counted. ________________________________________

The ______________ variable influences the _____________ variable. ________________________________________

What type of sampling is being employed if the country is divided into economic classes and a sample is chosen from each class to be surveyed?

Frequency Distributions and Graphs

Data Description

Discrete Probability Distributions

The Normal Distribution

Confidence Intervals and Sample Size

Hypothesis Testing

Testing the Difference Between Two Means, Two Variances, and Two Proportions

Correlation and Regression

Other Chi-Square Tests

Analysis of Variance

Nonparametric Statistics

Sampling and Simulation

Filters

is a decision-making process for evaluating claims about a population, based on information obtained from samples. __________________________

A variable assumes values that can be counted. __________________________

The ________ variable influences the _ variable. __________________________________