Question 1

Statistics is useful when it is applied to strengthen an argument.

Accepted Answer

A) True 
 B)False

Question 2

The existence of inferential statistics means that…

Accepted Answer

A)  one does not need to collect data from the whole population 
B)  sample statistics can be used to estimate population parameters 
C)  One can make generalizations about the population based on a sample 
D)  All of the above 
A)  one does not need to collect data from the whole population 
B)  sample statistics can be used to estimate population parameters 
C)  One can make generalizations about the population based on a sample 
D)  All of the above

Question 3

Parameters are characteristics of the population that are used to estimate sample statistics.

Accepted Answer

A) True 
 B)False

Question 4

In statistics, context is best described as…

Accepted Answer

A)  where the research was conducted 
B)  the purpose of the research 
C)  the point the author is trying to make 
D)  fake news 
A)  where the research was conducted 
B)  the purpose of the research 
C)  the point the author is trying to make 
D)  fake news

Question 5

Why is context in statistics important?

Accepted Answer

Context can inform the reader or audienc

Question 6

It is generally impractical to collect data from the entire population. But often times, scientists and researchers want to estimate true population parameters. This makes __________ particularly valuable.

Accepted Answer

A)  Descriptive statistics 
B)  Typical observations 
C)  Inferential statistics 
D)  Experimentation 
A)  Descriptive statistics 
B)  Typical observations 
C)  Inferential statistics 
D)  Experimentation

Question 7

If the sample's composition is similar to that of the population, we say that it is a __________________ sample.

Accepted Answer

A)  typical 
B)  valid 
C)  representative 
D)  descriptive 
A)  typical 
B)  valid 
C)  representative 
D)  descriptive

Question 8

In experimentation, it is generally the case that researchers are testing whether their ______________ are supported

Accepted Answer

A)  target variable 
B)  representative sample 
C)  hypotheses 
D)  typical observations 
A)  target variable 
B)  representative sample 
C)  hypotheses 
D)  typical observations

Question 9

Ture or False: Chance errors are generally out of the experimenter's control

Accepted Answer

A) True 
 B)False

Question 10

How are chance errors best described?

Accepted Answer

A)  avoidable errors that are generally human mistakes 
B)  errors that are hard to avoid because they occur relatively randomly 
C)  errors that only occur when the researcher has no clear hypothesis 
D)  errors that influence only the independent variable 
A)  avoidable errors that are generally human mistakes 
B)  errors that are hard to avoid because they occur relatively randomly 
C)  errors that only occur when the researcher has no clear hypothesis 
D)  errors that influence only the independent variable

Statistics is useful when it is applied to strengthen an argument.

The existence of inferential statistics means that…

Parameters are characteristics of the population that are used to estimate sample statistics.

In statistics, context is best described as…

Why is context in statistics important?

It is generally impractical to collect data from the entire population. But often times, scientists and researchers want to estimate true population parameters. This makes __________ particularly valuable.

If the sample's composition is similar to that of the population, we say that it is a __________________ sample.

In experimentation, it is generally the case that researchers are testing whether their ______________ are supported

Ture or False: Chance errors are generally out of the experimenter's control

How are chance errors best described?

Types of Data

A Picture Is Worth a Thousand Words: Creating and Interpreting Graphics

Measures of Central Tendency: Whats so Average About the Mean

Variability: the Law of Life

Where Am I Normal Distributions and Standard Scores

Basic Probability Theory

The Central Limit Theorem and Hypothesis Testing

The Z-Test

The T-Test

Analysis of Variance

Confidence Intervals and Effect Size: Building a Better Mousetrap

Correlation and Regression: Are We Related

The Chi-Square Test

Non-Parametric Tests

Which Test Should I Use and Why

Filters

Exam 1: Introduction: Statistics--Who Needs Them

Statistics is useful when it is applied to strengthen an argument.

The existence of inferential statistics means that…

Parameters are characteristics of the population that are used to estimate sample statistics.

In statistics, context is best described as…

Why is context in statistics important?

It is generally impractical to collect data from the entire population. But often times, scientists and researchers want to estimate true population parameters. This makes __________ particularly valuable.

If the sample's composition is similar to that of the population, we say that it is a __________________ sample.

In experimentation, it is generally the case that researchers are testing whether their ______________ are supported

Ture or False: Chance errors are generally out of the experimenter's control

How are chance errors best described?

Types of Data

A Picture Is Worth a Thousand Words: Creating and Interpreting Graphics

Measures of Central Tendency: Whats so Average About the Mean

Variability: the Law of Life

Where Am I Normal Distributions and Standard Scores

Basic Probability Theory

The Central Limit Theorem and Hypothesis Testing

The Z-Test

The T-Test

Analysis of Variance

Confidence Intervals and Effect Size: Building a Better Mousetrap

Correlation and Regression: Are We Related

The Chi-Square Test

Non-Parametric Tests

Which Test Should I Use and Why

Filters