Question 1

How would you calculate the median when you have an even number of scores?

Accepted Answer

Take the m

Question 2

If ΣX = 4,390 and n = 4,what is M?

Accepted Answer

A) 17,560 
B) 0.0100 
C) 1097.5 
D) Need more information 
A) 17,560 
B) 0.0100 
C) 1097.5 
D) Need more information

Question 3

What does the symbol M represent?

Accepted Answer

A) mean 
B) sample size 
C) population size 
D) individual score 
A) mean 
B) sample size 
C) population size 
D) individual score

Question 4

What is the most common average computed?

Accepted Answer

A) the mode 
B) the mean 
C) the variance 
D) the median 
A) the mode 
B) the mean 
C) the variance 
D) the median

Question 5

All but which of the following are measures of central tendency?

Accepted Answer

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

Question 6

What is the preferred measure of central tendency using the following data: $32,400;$42,500;$47,250;$49,570;$145,850?

Accepted Answer

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

Question 7

If you know M = 5,and the sum of scores is 20,what is n?

Accepted Answer

A) 4 
B) 0.25 
C) 100 
D) need more information 
A) 4 
B) 0.25 
C) 100 
D) need more information

Question 8

A test score in the 47th percentile would be considered ______.

Accepted Answer

A) very high 
B) very low 
C) about average 
D) cannot be determined 
A) very high 
B) very low 
C) about average 
D) cannot be determined

Question 9

Which of the following best describes the mode?

Accepted Answer

A) sum of all values in a group 
B) midpoint in a set of scores 
C) number of subject collected 
D) most frequently occurring value(s) 
A) sum of all values in a group 
B) midpoint in a set of scores 
C) number of subject collected 
D) most frequently occurring value(s)

Question 10

What is the median of the following set of scores: 23,17,15,32,38,47?

Accepted Answer

A) 23 
B) 32 
C) 17.4 
D) 27.5 
A) 23 
B) 32 
C) 17.4 
D) 27.5

Question 11

What does the term bimodal mean?

Accepted Answer

Bimodal refers to a distributi

Question 12

While there are three measures of central tendency,the mean,median,and mode are all interchangeable anyway.

Accepted Answer

A) True 
 B)False

Question 13

What is the formula for computing the mean?

Accepted Answer

A) ΣX + n 
B) ΣY / X 
C) ΣX / n 
D) ΣN + y 
A) ΣX + n 
B) ΣY / X 
C) ΣX / n 
D) ΣN + y

Question 14

Your current exam mean is 95.If you receive a 95 on the next exam,your mean ______.

Accepted Answer

A) will increase 
B) will decrease 
C) will remain the same 
D) cannot be determined 
A) will increase 
B) will decrease 
C) will remain the same 
D) cannot be determined

Question 15

What is the mean value of the following scores: 1.11,1.17,1.15,2.02,2.07,3.11,2.14?

Accepted Answer

A) 2.14 
B) 2.07 
C) 1.74 
D) 1.82 
A) 2.14 
B) 2.07 
C) 1.74 
D) 1.82

Question 16

A test score in the 3rd percentile would be considered ______.

Accepted Answer

A) very high 
B) very low 
C) about average 
D) cannot be determined 
A) very high 
B) very low 
C) about average 
D) cannot be determined

Question 17

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

Question 18

What is the mode of the following data: 57 males and 43 females?

Accepted Answer

A) 57 
B) males 
C) females 
D) 43 
A) 57 
B) males 
C) females 
D) 43

Question 19

If you calculate the average of individual income and find no outliers,which measure of central tendency should you use?

Accepted Answer

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

Question 20

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

Accepted Answer

When we measure a variable tha

How would you calculate the median when you have an even number of scores?

If ΣX = 4,390 and n = 4,what is M?

What does the symbol M represent?

What is the most common average computed?

All but which of the following are measures of central tendency?

What is the preferred measure of central tendency using the following data: $32,400;$42,500;$47,250;$49,570;$145,850?

If you know M = 5,and the sum of scores is 20,what is n?

A test score in the 47th percentile would be considered ______.

Which of the following best describes the mode?

What is the median of the following set of scores: 23,17,15,32,38,47?

What does the term bimodal mean?

While there are three measures of central tendency,the mean,median,and mode are all interchangeable anyway.

What is the formula for computing the mean?

Your current exam mean is 95.If you receive a 95 on the next exam,your mean ______.

What is the mean value of the following scores: 1.11,1.17,1.15,2.02,2.07,3.11,2.14?

A test score in the 3rd percentile would be considered ______.

What does N represent?

What is the mode of the following data: 57 males and 43 females?

If you calculate the average of individual income and find no outliers,which measure of central tendency should you use?

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

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

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

How would you calculate the median when you have an even number of scores?

If ΣX = 4,390 and n = 4,what is M?

What does the symbol M represent?

What is the most common average computed?

All but which of the following are measures of central tendency?

What is the preferred measure of central tendency using the following data: $32,400;$42,500;$47,250;$49,570;$145,850?

If you know M = 5,and the sum of scores is 20,what is n?

A test score in the 47th percentile would be considered ______.

Which of the following best describes the mode?

What is the median of the following set of scores: 23,17,15,32,38,47?

What does the term bimodal mean?

While there are three measures of central tendency,the mean,median,and mode are all interchangeable anyway.

What is the formula for computing the mean?

Your current exam mean is 95.If you receive a 95 on the next exam,your mean ______.

What is the mean value of the following scores: 1.11,1.17,1.15,2.02,2.07,3.11,2.14?

A test score in the 3rd percentile would be considered ______.

What does N represent?

What is the mode of the following data: 57 males and 43 females?

If you calculate the average of individual income and find no outliers,which measure of central tendency should you use?

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

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