Question 1

Which of the following descriptions best describes the statistical power?

Accepted Answer

A)  Reject the null hypothesis, when the null hypothesis is false. 
B)  Reject the null hypothesis when the null hypothesis is true. 
C)  Accept the null hypothesis when the null hypothesis is false. 
D)  Accept the null hypothesis when the null hypothesis is true. 
A)  Reject the null hypothesis, when the null hypothesis is false. 
B)  Reject the null hypothesis when the null hypothesis is true. 
C)  Accept the null hypothesis when the null hypothesis is false. 
D)  Accept the null hypothesis when the null hypothesis is true.

Question 2

A researcher interested in the effects of interval training on VO2 max reported no significant increase following the intervention when in reality there was an improvement. What type of error has occurred?

Accepted Answer

A)  Type I 
B)  Type II 
C)  Type IIA 
D)  Type IIB 
A)  Type I 
B)  Type II 
C)  Type IIA 
D)  Type IIB

Question 3

To recruit sufficient participants for a study (i.e. sample size), what factors need to be considered?

Accepted Answer

A)  Effect size 
B)  Probability 
C)  Power 
D)  All of the above 
A)  Effect size 
B)  Probability 
C)  Power 
D)  All of the above

Question 4

Deviance is also known as the error in a statistical model. Suppose the mean height (standard deviation) jumped by a group high jumpers was 1.89(0.05) m. One of the individuals jumped 1.95 m. Calculate the deviance score.

Accepted Answer

A)  +0.06 
B)  -0.06 
C)  +0.6 
D)  -0.6. 
A)  +0.06 
B)  -0.06 
C)  +0.6 
D)  -0.6.

Question 5

Which of the following would be classed as a two-tailed hypothesis?

Accepted Answer

A)  The training intervention will evoke a change in aerobic capacity. 
B)  The training intervention will result in a decrease in aerobic capacity. 
C)  The training intervention will result in an increase in aerobic capacity. 
D)  The training intervention will result in a significant increase in aerobic capacity. 
A)  The training intervention will evoke a change in aerobic capacity. 
B)  The training intervention will result in a decrease in aerobic capacity. 
C)  The training intervention will result in an increase in aerobic capacity. 
D)  The training intervention will result in a significant increase in aerobic capacity.

Question 6

A two-tailed test is considered a

Accepted Answer

A)  Non-directional test 
B)  Directional test 
C)  Uni-directional test 
D)  Bi-directional test 
A)  Non-directional test 
B)  Directional test 
C)  Uni-directional test 
D)  Bi-directional test

Which of the following descriptions best describes the statistical power?

A researcher interested in the effects of interval training on VO₂max reported no significant increase following the intervention when in reality there was an improvement. What type of error has occurred?

To recruit sufficient participants for a study (i.e. sample size), what factors need to be considered?

Deviance is also known as the error in a statistical model. Suppose the mean height (standard deviation) jumped by a group high jumpers was 1.89(0.05) m. One of the individuals jumped 1.95 m. Calculate the deviance score.

Which of the following would be classed as a two-tailed hypothesis?

A two-tailed test is considered a

Why Is My Evil Lecturer Forcing Me to Learn Statistics

The Phoenix of Statistics

The Ibm Spss Statistics Environment

Exploring Data With Graphs

The Beast of Bias

Non-Parametric Models

Correlation

The Linear Model Regression

Comparing Two Means

Moderation, Mediation and Multicategory Predictors

Glm 1: Comparing Several Independent Means

Glm 2: Comparing Means Adjusted for Other Predictors Analysis of Covariance

Glm 3: Factorial Designs

Glm 4: Repeated-Measures Designs

Glm 5: Mixed Designs

Multivariate Analysis of Variance Manova

Exploratory Factor Analysis

Categorical Outcomes: Chi-Square and Loglinear Analysis

Categorical Outcomes: Logistic Regression

Multilevel Linear Models

Filters

Exam 2: The Spine of Statistics

Which of the following descriptions best describes the statistical power?

A researcher interested in the effects of interval training on VO2 max reported no significant increase following the intervention when in reality there was an improvement. What type of error has occurred?

To recruit sufficient participants for a study (i.e. sample size), what factors need to be considered?

Deviance is also known as the error in a statistical model. Suppose the mean height (standard deviation) jumped by a group high jumpers was 1.89(0.05) m. One of the individuals jumped 1.95 m. Calculate the deviance score.

Which of the following would be classed as a two-tailed hypothesis?

A two-tailed test is considered a

Why Is My Evil Lecturer Forcing Me to Learn Statistics

The Phoenix of Statistics

The Ibm Spss Statistics Environment

Exploring Data With Graphs

The Beast of Bias

Non-Parametric Models

Correlation

The Linear Model Regression

Comparing Two Means

Moderation, Mediation and Multicategory Predictors

Glm 1: Comparing Several Independent Means

Glm 2: Comparing Means Adjusted for Other Predictors Analysis of Covariance

Glm 3: Factorial Designs

Glm 4: Repeated-Measures Designs

Glm 5: Mixed Designs

Multivariate Analysis of Variance Manova

Exploratory Factor Analysis

Categorical Outcomes: Chi-Square and Loglinear Analysis

Categorical Outcomes: Logistic Regression

Multilevel Linear Models

Filters

A researcher interested in the effects of interval training on VO₂max reported no significant increase following the intervention when in reality there was an improvement. What type of error has occurred?