Question 1

What is the median for the following set of scores? _______________
3 , 6 , 8 , 9 , 12 , 15 , 18

Accepted Answer

9

Question 2

Median has 50% of the cases above and 50% of the cases below only in a normal distribution. ________

Accepted Answer

A) True 
 B)False  False

Question 3

In a distribution with a negative skew, the mean has the highest value because it is pulled in the direction of the extremely high scores. _________

Accepted Answer

A) True 
 B)False  False

Question 4

Which average is defined as the middle point in a distribution?

Accepted Answer

A)  Mean 
B)  Median 
C)  Mode 
A)  Mean 
B)  Median 
C)  Mode

Question 5

Mean is not appropriate for describing highly skewed distributions. ________

Accepted Answer

A) True 
 B)False

Question 6

What is the mode in the following data?
5 , 6 , 7 , 7 , 4 , 6 , 7

Accepted Answer

The answer of What is the mode in the following...

Question 7

Which average is defined as the balance point in a distribution?

Accepted Answer

A)  Mean 
B)  Median 
C)  Mode 
A)  Mean 
B)  Median 
C)  Mode

Question 8

Which is NOT true about median?

Accepted Answer

A)  It is not affected by extreme scores 
B)  It is used for skewed distributions 
C)  It is used for skewed and normal distribution 
D)  It is halfway between the two middle scores if there is an even number of scores 
A)  It is not affected by extreme scores 
B)  It is used for skewed distributions 
C)  It is used for skewed and normal distribution 
D)  It is halfway between the two middle scores if there is an even number of scores

Question 9

The mean is not appropriate for describing which two types of data?

Accepted Answer

A)  Nominal and Interval data 
B)  Nominal and Ratio data 
C)  Ordinal and Ratio data 
D)  Nominal and Ordinal data 
A)  Nominal and Interval data 
B)  Nominal and Ratio data 
C)  Ordinal and Ratio data 
D)  Nominal and Ordinal data

Question 10

What is true about the value of averages in a positive skew distribution?

Accepted Answer

A) Mean > Median > Mode B) Mean < Median < Mode C) Mean = Median = Mode A) Mean > Median > Mode B) Mean < Median < Mode C) Mean = Median = Mode

Question 11

Which average is defined as the most frequently occurring score?

Accepted Answer

A)  Mean 
B)  Median 
C)  Mode 
A)  Mean 
B)  Median 
C)  Mode

Question 12

Which average is appropriate for nominal data?

Accepted Answer

A)  Mean 
B)  Median 
C)  Mode 
A)  Mean 
B)  Median 
C)  Mode

Exam 12: Mean, Median, and Mode

What is the median for the following set of scores? _______________ 3 , 6 , 8 , 9 , 12 , 15 , 18

Median has 50% of the cases above and 50% of the cases below only in a normal distribution. ________

In a distribution with a negative skew, the mean has the highest value because it is pulled in the direction of the extremely high scores. _________

Which average is defined as the middle point in a distribution?

Mean is not appropriate for describing highly skewed distributions. ________

What is the mode in the following data? 5 , 6 , 7 , 7 , 4 , 6 , 7

Which average is defined as the balance point in a distribution?

Which is NOT true about median?

The mean is not appropriate for describing which two types of data?

What is true about the value of averages in a positive skew distribution?

Which average is defined as the most frequently occurring score?

Which average is appropriate for nominal data?

The Empirical Approach to Knowledge

Types of Empirical Research

Scales of Measurement

Descriptive, Correlational, and Inferential Statistics

Introduction to Sampling

Variations on Random Sampling

Sample Size

Standard Error of the Mean

Frequencies, Percentages, and Proportions

Shapes of Distributions

The Mean: An Average

Range and Interquartile Range

Standard Deviation

Z-Score

Correlation

Pearson-R

Scattergram

Introduction to Hypothesis Testing

Decisions About the Null Hypothesis

Introduction to the T-Test

Independent Samples T-Test

Dependent Samples T-Test

One Sample T-Test

Reports of the Results of T-Tests

One-Way Anova

Two-Way Anova

Chi-Square Test

Limitations of Significance Testing

Effect Size

Coefficient of Determination

Multiple Correlation

Simple and Multiple Regression

Filters