Question 1

A correlational study typically uses only one group of participants but measures two different variables (two scores) for each individual.

Accepted Answer

A) True 
 B)False

Question 2

What is the value of ΣX2 for the following scores?

Accepted Answer

A) 14 
B) 21 Scores: 1, 0, 2, 4 
C) 28 
D) 49 
A) 14 
B) 21 Scores: 1, 0, 2, 4 
C) 28 
D) 49

Question 3

Determining the class standing (1st, 2nd, and so on) for the graduating seniors at a high school would involve measurement on a(n) _____ scale of measurement.

Accepted Answer

A) nominal 
B) ordinal 
C) interval 
D) ratio 
A) nominal 
B) ordinal 
C) interval 
D) ratio

Question 4

For the following scores, ΣX2 = 35 .Scores: 1, 3, 5

Accepted Answer

A) True 
 B)False

Question 5

What is the first step to be performed in the following mathematical expression? (ΣX)2

Accepted Answer

A) Square each score. 
B) Add the scores. 
C) Add the squared scores. 
D) Square the sum of the scores. 
A) Square each score. 
B) Add the scores. 
C) Add the squared scores. 
D) Square the sum of the scores.

Question 6

In a correlational study

Accepted Answer

A) 1 variable is measured and 2 groups are compared 
B) 2 variables are measured and 2 groups are compared 
C) 1 variable is measured and there is only 1 group of participants 
D) 2 variables are measured and there is only 1 group of participants 
A) 1 variable is measured and 2 groups are compared 
B) 2 variables are measured and 2 groups are compared 
C) 1 variable is measured and there is only 1 group of participants 
D) 2 variables are measured and there is only 1 group of participants

Question 7

Students in an introductory art class are classified as art majors and non-art majors.This is an example of measurement on a nominal scale.

Accepted Answer

A) True 
 B)False

Question 8

A researcher interested in vocabulary development obtains a sample of 3-year-old children to participate in a research study.The average score for the group of 20 is an example of a parameter.

Accepted Answer

A) True 
 B)False

Question 9

Classifying people into two groups on the basis of gender is an example of measurement on an ordinal scale.

Accepted Answer

A) True 
 B)False

Question 10

Using letter grades (A, B, C, D, and E) to classify student performance on an exam is an example of measurement on a(n) _______ scale of measurement.

Accepted Answer

A) nominal 
B) ordinal 
C) interval 
D) ratio 
A) nominal 
B) ordinal 
C) interval 
D) ratio

A correlational study typically uses only one group of participants but measures two different variables (two scores) for each individual.

What is the value of ΣX² for the following scores?

Determining the class standing (1^st, 2^nd, and so on) for the graduating seniors at a high school would involve measurement on a(n) _____ scale of measurement.

For the following scores, ΣX² = 35 .Scores: 1, 3, 5

What is the first step to be performed in the following mathematical expression? (ΣX)²

In a correlational study

Students in an introductory art class are classified as art majors and non-art majors.This is an example of measurement on a nominal scale.

A researcher interested in vocabulary development obtains a sample of 3-year-old children to participate in a research study.The average score for the group of 20 is an example of a parameter.

Classifying people into two groups on the basis of gender is an example of measurement on an ordinal scale.

Using letter grades (A, B, C, D, and E) to classify student performance on an exam is an example of measurement on a(n) _______ scale of measurement.

Frequency Distributions

Central Tendency

Variability

Z-Scores

Probability

The Distribution of Sample Means

Introduction to Hypothesis Testing

Introduction to the T Statistic

The T Test for Two Independent Samples

The T Test for Two Related Samples

Introduction to Analysis of Variance

Repeated-Measures Anova

Two-Factor Analysis of Variance

Correlation

Introduction to Regression

Chi-Square Tests

The Binomial Test

Choosing the Right Statistics

Filters

Exam 1: Introduction to Statistics

A correlational study typically uses only one group of participants but measures two different variables (two scores) for each individual.

What is the value of ΣX2 for the following scores?

Determining the class standing (1st, 2nd, and so on) for the graduating seniors at a high school would involve measurement on a(n) _____ scale of measurement.

For the following scores, ΣX2 = 35 .Scores: 1, 3, 5

What is the first step to be performed in the following mathematical expression? (ΣX)2

In a correlational study

Students in an introductory art class are classified as art majors and non-art majors.This is an example of measurement on a nominal scale.

A researcher interested in vocabulary development obtains a sample of 3-year-old children to participate in a research study.The average score for the group of 20 is an example of a parameter.

Classifying people into two groups on the basis of gender is an example of measurement on an ordinal scale.

Using letter grades (A, B, C, D, and E) to classify student performance on an exam is an example of measurement on a(n) _______ scale of measurement.

Frequency Distributions

Central Tendency

Variability

Z-Scores

Probability

The Distribution of Sample Means

Introduction to Hypothesis Testing

Introduction to the T Statistic

The T Test for Two Independent Samples

The T Test for Two Related Samples

Introduction to Analysis of Variance

Repeated-Measures Anova

Two-Factor Analysis of Variance

Correlation

Introduction to Regression

Chi-Square Tests

The Binomial Test

Choosing the Right Statistics

Filters

What is the value of ΣX² for the following scores?

Determining the class standing (1^st, 2^nd, and so on) for the graduating seniors at a high school would involve measurement on a(n) _____ scale of measurement.

For the following scores, ΣX² = 35 .Scores: 1, 3, 5

What is the first step to be performed in the following mathematical expression? (ΣX)²