STATISTICS EXAM (CHAPTERS 1-5) LATEST EXAMS OF STATISTICS QUESTIONS
WITH 100% VERIFIED SOLUTIONS UPDATED FOR 2025
What impact do extreme scores have on the median?
Minimal Impact
What symbols are used to represent the median?
Med or Mdn
What does the large N represent?
Population Size
What will you need to complete most statistical analyses?
A personal computer
What is the symbol used to represent the mean?
X with a bar over it.
What type of statistics are used to organize and describe the characteristics of a collection of
data?
Descriptive
If you were to calculate the average of individual income and you found no outliers, which
measure of central tendency should you use?
Mean
Which of the following is not a measure of central tendency?
Standard Deviation
Which of the following are used to define the percentage of case equal to and below a certain
point in a distribution of scores?
Percentile points
What is the Mean value for the following scores: 10, 35, 40, 60, 55, 25, 50?
39.29
What does the small n represent?
Sample size
,What does the term "skew" mean?
Significantly distort
Which measure of central tendency is most influenced by outliers?
Mean
What does the symbol M represent?
Mean
What is the Mean value of the following scores: 117, 132, 147, 156, 196?
149.6
What is the Mean value of the following scores: 12, 25, 15, 27, 32, 8?
19.83
A test score in the 47th percentile would be considered:
About average
What is the mode of the following data: 57 males and 43 females?
males
What type of statistics employ the use of sample data that is used to infer information about
the population?
Inferential statistics
Which of the following symbols represents the individual score?
X
What would be your preferred measure of central tendency if you had the following data: 23
Americans, 57 Mexicans, and 14 Canadians?
Mode
The mode will always consist of the following:
The name of the category
Which measure of central tendency is also known as the midpoint of a set of scores?
Median
Which of the following symbols represents sample size?
, n
What is the median of the following set of scores: 23, 17, 15, 32, 38, 47
27.5
Which of the following would be used to describe the type of statistical methods used to
organize and describe the characteristics of a collection of data?
Descriptive Statistics
In what century, was the simplest test for examining differences between two groups first
advanced?
20th Century
When should inferential statistics typically be used?
After descriptive statistics
What is the formula for computing the mean?
EX/n
What value is most often used to represent an entire group of scores?
Mean
The average age of everyone in the class is an example of what type of statistics?
Descriptive
If your professor tells you, "if you don't start with reliable data, you'll end up with unreliable
results," what does he/she mean?
Garbage in, garbage out
What term is defined as a set of tool and techniques used for describing, organizing, and
interpreting data?
Statistics
What is a collection of information also called?
data set
If you were to calculate the average of individual income and you found many extreme scores,
which measure of central tendency should be used?
WITH 100% VERIFIED SOLUTIONS UPDATED FOR 2025
What impact do extreme scores have on the median?
Minimal Impact
What symbols are used to represent the median?
Med or Mdn
What does the large N represent?
Population Size
What will you need to complete most statistical analyses?
A personal computer
What is the symbol used to represent the mean?
X with a bar over it.
What type of statistics are used to organize and describe the characteristics of a collection of
data?
Descriptive
If you were to calculate the average of individual income and you found no outliers, which
measure of central tendency should you use?
Mean
Which of the following is not a measure of central tendency?
Standard Deviation
Which of the following are used to define the percentage of case equal to and below a certain
point in a distribution of scores?
Percentile points
What is the Mean value for the following scores: 10, 35, 40, 60, 55, 25, 50?
39.29
What does the small n represent?
Sample size
,What does the term "skew" mean?
Significantly distort
Which measure of central tendency is most influenced by outliers?
Mean
What does the symbol M represent?
Mean
What is the Mean value of the following scores: 117, 132, 147, 156, 196?
149.6
What is the Mean value of the following scores: 12, 25, 15, 27, 32, 8?
19.83
A test score in the 47th percentile would be considered:
About average
What is the mode of the following data: 57 males and 43 females?
males
What type of statistics employ the use of sample data that is used to infer information about
the population?
Inferential statistics
Which of the following symbols represents the individual score?
X
What would be your preferred measure of central tendency if you had the following data: 23
Americans, 57 Mexicans, and 14 Canadians?
Mode
The mode will always consist of the following:
The name of the category
Which measure of central tendency is also known as the midpoint of a set of scores?
Median
Which of the following symbols represents sample size?
, n
What is the median of the following set of scores: 23, 17, 15, 32, 38, 47
27.5
Which of the following would be used to describe the type of statistical methods used to
organize and describe the characteristics of a collection of data?
Descriptive Statistics
In what century, was the simplest test for examining differences between two groups first
advanced?
20th Century
When should inferential statistics typically be used?
After descriptive statistics
What is the formula for computing the mean?
EX/n
What value is most often used to represent an entire group of scores?
Mean
The average age of everyone in the class is an example of what type of statistics?
Descriptive
If your professor tells you, "if you don't start with reliable data, you'll end up with unreliable
results," what does he/she mean?
Garbage in, garbage out
What term is defined as a set of tool and techniques used for describing, organizing, and
interpreting data?
Statistics
What is a collection of information also called?
data set
If you were to calculate the average of individual income and you found many extreme scores,
which measure of central tendency should be used?
