Question 1

What is the mode of the following data: 47 Republicans,49 Democrats,and 52 independents?

Accepted Answer

A) 52 
B) 49 
C) democrats 
D) independents 
A) 52 
B) 49 
C) democrats 
D) independents D

Question 2

What would be your preferred measure of central tendency if you had the following data: 57 males and 23 females?

Accepted Answer

A) median 
B) weighted mean 
C) mean 
D) mode 
A) median 
B) weighted mean 
C) mean 
D) mode D

Question 3

What does n represent?

Accepted Answer

A) sample size 
B) population size 
C) sum of scores 
D) mean score 
A) sample size 
B) population size 
C) sum of scores 
D) mean score A

Question 4

What is the median for the following amounts: $11.75,$12.75,$13.00,$10.75,$11.50,$10.50,$10.75?

Accepted Answer

A) $11.50 
B) $11.75 
C) $11.57 
D) $11.00 
A) $11.50 
B) $11.75 
C) $11.57 
D) $11.00

Question 5

What is another term for the mean?

Accepted Answer

A) the midpoint 
B) the frequency value 
C) the arithmetic average 
D) the distribution 
A) the midpoint 
B) the frequency value 
C) the arithmetic average 
D) the distribution

Question 6

Which measure of central tendency is used when you calculate the average of individual income and find many extreme scores?

Accepted Answer

A) mean 
B) median 
C) mode 
D) standard error 
A) mean 
B) median 
C) mode 
D) standard error

Question 7

When might the median be the more appropriate measure of central tendency over the mean?

Accepted Answer

When there are extreme scores

Question 8

The ratio level of measure does not have an absolute zero on the scale.

Accepted Answer

A) True 
 B)False

Question 9

The more precise scales contain all the qualities of the scales below them.

Accepted Answer

A) True 
 B)False

Question 10

When there is an even number of scores,how is the median calculated?

Accepted Answer

A) It is the average of the two middle scores. 
B) Use the smaller of the two middle scores. 
C) Use the larger of the two middle scores. 
D) The median cannot be calculated in this situation. 
A) It is the average of the two middle scores. 
B) Use the smaller of the two middle scores. 
C) Use the larger of the two middle scores. 
D) The median cannot be calculated in this situation.

Question 11

______ consists of the middle point of a set of values.

Accepted Answer

A) Median 
B) Mean 
C) mode 
D) Average 
A) Median 
B) Mean 
C) mode 
D) Average

Question 12

Which of the following sets of data illustrates skew?

Accepted Answer

A) 2,3,5,7,9 
B) 450,472,523,547,601 
C) 23,37,42,51,147 
D) 12,14,15,17,19 
A) 2,3,5,7,9 
B) 450,472,523,547,601 
C) 23,37,42,51,147 
D) 12,14,15,17,19

Question 13

What is the 75th percentile also known as?

Accepted Answer

A) Q1 
B) Q2 
C) Q3 
D) Q4 
A) Q1 
B) Q2 
C) Q3 
D) Q4

Question 14

What would be your preferred measure of central tendency if you had the following data: $31,550;$33,750;$34,700;$37,550;$39,275?

Accepted Answer

A) median 
B) mode 
C) mean 
D) average 
A) median 
B) mode 
C) mean 
D) average

Question 15

The nominal level can be the least precise level of measurement.

Accepted Answer

A) True 
 B)False

Question 16

Regarding percentile points,what is the median also known as?

Accepted Answer

A) Q1 
B) Q2 
C) Q3 
D) Q4 
A) Q1 
B) Q2 
C) Q3 
D) Q4

Question 17

When is the ratio level of measurement the correct level of measurement to use?

Accepted Answer

When we measure a variable tha

Question 18

What should be used to determine central tendency?

Accepted Answer

A) a correlation 
B) a graph 
C) the standard deviation 
D) the average 
A) a correlation 
B) a graph 
C) the standard deviation 
D) the average

Question 19

Nominal levels of measurements have categories that are not mutually exclusive.

Accepted Answer

A) True 
 B)False

Question 20

What is the preferred measure of central tendency using the following data: 23 Americans,57 Mexicans,and 14 Canadians?

Accepted Answer

A) mean 
B) weighted mean 
C) median 
D) mode 
A) mean 
B) weighted mean 
C) median 
D) mode

What is the mode of the following data: 47 Republicans,49 Democrats,and 52 independents?

What would be your preferred measure of central tendency if you had the following data: 57 males and 23 females?

What does n represent?

What is the median for the following amounts: $11.75,$12.75,$13.00,$10.75,$11.50,$10.50,$10.75?

What is another term for the mean?

Which measure of central tendency is used when you calculate the average of individual income and find many extreme scores?

When might the median be the more appropriate measure of central tendency over the mean?

The ratio level of measure does not have an absolute zero on the scale.

The more precise scales contain all the qualities of the scales below them.

When there is an even number of scores,how is the median calculated?

______ consists of the middle point of a set of values.

Which of the following sets of data illustrates skew?

What is the 75th percentile also known as?

What would be your preferred measure of central tendency if you had the following data: $31,550;$33,750;$34,700;$37,550;$39,275?

The nominal level can be the least precise level of measurement.

Regarding percentile points,what is the median also known as?

When is the ratio level of measurement the correct level of measurement to use?

What should be used to determine central tendency?

Nominal levels of measurements have categories that are not mutually exclusive.

What is the preferred measure of central tendency using the following data: 23 Americans,57 Mexicans,and 14 Canadians?

Statistics or Sadistics Its up to You

Understanding Variability: Vive La Différence

A Picture Really Is Worth a Thousand Words

Computing Correlation Coefficients: Ice Cream and Crime

Understanding Reliability and Validity: Just the Truth

Hypotheticals and You: Testing Your Questions

Probability and Why It Counts: Fun With a Bell-Shaped Curve

Significantly Significant: What It Means for You and Me

Only the Lonely: the One Sample Z-Test

Teafor Two: Tests Between the Means of Different Groups

Teafor Two Again: Tests Between the Means of Related Groups

Two Groups Too Many Try Analysis of Variance

Two Too Many Factors: Factorial Analysis of Variancea Brief Introduction

Testing Relationships Using the Correlation Coefficients: Cousins or Just Good Friends

Using Linear Regression: Predicting Wholl Win the Super Bowl

Chi-Square and Some Other Nonparametric Tests: What to Do When Youre Not Normal

Some Other Importantstatistical Procedures You Should Know About

An Introduction to Data Mining

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Exam 2: Means to an End: Computing and Understanding Averages

What is the mode of the following data: 47 Republicans,49 Democrats,and 52 independents?

What would be your preferred measure of central tendency if you had the following data: 57 males and 23 females?

What does n represent?

What is the median for the following amounts: $11.75,$12.75,$13.00,$10.75,$11.50,$10.50,$10.75?

What is another term for the mean?

Which measure of central tendency is used when you calculate the average of individual income and find many extreme scores?

When might the median be the more appropriate measure of central tendency over the mean?

The ratio level of measure does not have an absolute zero on the scale.

The more precise scales contain all the qualities of the scales below them.

When there is an even number of scores,how is the median calculated?

______ consists of the middle point of a set of values.

Which of the following sets of data illustrates skew?

What is the 75th percentile also known as?

What would be your preferred measure of central tendency if you had the following data: $31,550;$33,750;$34,700;$37,550;$39,275?

The nominal level can be the least precise level of measurement.

Regarding percentile points,what is the median also known as?

When is the ratio level of measurement the correct level of measurement to use?

What should be used to determine central tendency?

Nominal levels of measurements have categories that are not mutually exclusive.

What is the preferred measure of central tendency using the following data: 23 Americans,57 Mexicans,and 14 Canadians?

Statistics or Sadistics Its up to You

Understanding Variability: Vive La Différence

A Picture Really Is Worth a Thousand Words

Computing Correlation Coefficients: Ice Cream and Crime

Understanding Reliability and Validity: Just the Truth

Hypotheticals and You: Testing Your Questions

Probability and Why It Counts: Fun With a Bell-Shaped Curve

Significantly Significant: What It Means for You and Me

Only the Lonely: the One Sample Z-Test

Teafor Two: Tests Between the Means of Different Groups

Teafor Two Again: Tests Between the Means of Related Groups

Two Groups Too Many Try Analysis of Variance

Two Too Many Factors: Factorial Analysis of Variancea Brief Introduction

Testing Relationships Using the Correlation Coefficients: Cousins or Just Good Friends

Using Linear Regression: Predicting Wholl Win the Super Bowl

Chi-Square and Some Other Nonparametric Tests: What to Do When Youre Not Normal

Some Other Importantstatistical Procedures You Should Know About

An Introduction to Data Mining

Filters