Question 1

Theoretical sampling distributions only rarely approximate normal curves.

Accepted Answer

A) True 
 B)False

Question 2

Suppose a client satisfaction survey is conducted of all of the service recipients in Agency A.If all of the recipients participate in the survey, and if the survey seeks to describe client satisfaction in Agency A, only, with no intent to generalize about service recipients elsewhere, then for this study the survey participants comprise a:

Accepted Answer

A) Population. 
B) Sample. 
C) Both a population and a sample 
D) Neither a population nor a sample 
A) Population. 
B) Sample. 
C) Both a population and a sample 
D) Neither a population nor a sample

Question 3

The probability that two particular outcomes will occur is determined by:

Accepted Answer

A) Adding one outcome's probability to the other outcome's probability. 
B) Subtracting one outcome's probability from the other outcome's probability. 
C) Multiplying one outcome's probability by the other outcome's probability. 
D) Dividing one outcome's probability by the other outcome's probability. 
A) Adding one outcome's probability to the other outcome's probability. 
B) Subtracting one outcome's probability from the other outcome's probability. 
C) Multiplying one outcome's probability by the other outcome's probability. 
D) Dividing one outcome's probability by the other outcome's probability.

Question 4

The probability of a particular outcome occurring is equal to:

Accepted Answer

A) The number of ways that particular outcome can occur divided by the total number of all possible outcomes. 
B) The total number of all possible outcomes divided by the number of ways that particular outcome can occur. 
C) The number of ways that particular outcome can occur multiplied by the number of ways that particular outcome can occur. 
D) The total number of all possible outcomes minus the number of ways that particular outcome can occur. 
A) The number of ways that particular outcome can occur divided by the total number of all possible outcomes. 
B) The total number of all possible outcomes divided by the number of ways that particular outcome can occur. 
C) The number of ways that particular outcome can occur multiplied by the number of ways that particular outcome can occur. 
D) The total number of all possible outcomes minus the number of ways that particular outcome can occur.

Theoretical sampling distributions only rarely approximate normal curves.

The probability that two particular outcomes will occur is determined by:

The probability of a particular outcome occurring is equal to:

Why Study Statistics

Use of Statistics in Evidence-Based Practice

Review of Key Research Methodology Concepts and Terms

Frequency Distributions

Graphs and Charts

Measures of Central Tendency

Measures of Dispersion

Types of Distributions

Z-Scores, Percentiles and Effect Size

Hypothesis Testing and Statistical Significance

Type I and Type Ii Errors

Interpreting the Strength and Importance of Relationships

The T-Test

Analysis of Variance

Cross Tabulation and Chi-Square

Correlation

Regression Analysis

Applications to Single-System Evaluation Designs

Filters

Exam 10: Probability and Sampling Distributions

Theoretical sampling distributions only rarely approximate normal curves.

The probability that two particular outcomes will occur is determined by:

The probability of a particular outcome occurring is equal to:

Why Study Statistics

Use of Statistics in Evidence-Based Practice

Review of Key Research Methodology Concepts and Terms

Frequency Distributions

Graphs and Charts

Measures of Central Tendency

Measures of Dispersion

Types of Distributions

Z-Scores, Percentiles and Effect Size

Hypothesis Testing and Statistical Significance

Type I and Type Ii Errors

Interpreting the Strength and Importance of Relationships

The T-Test

Analysis of Variance

Cross Tabulation and Chi-Square

Correlation

Regression Analysis

Applications to Single-System Evaluation Designs

Filters