Question 1

Calculating the quotient of ______ to three decimal places, the result should be rounded to ______.

Accepted Answer

A)  4/6; .66 
B)  4/7; .57 
C)  5/8; .62 
D)  6/14; .42 
A)  4/6; .66 
B)  4/7; .57 
C)  5/8; .62 
D)  6/14; .42 B

Question 2

For this set of data, $\Sigma$X2 is equal to ______.

Accepted Answer

A)  14 
B)  29 
C)  63 
D)  361 
A)  14 
B)  29 
C)  63 
D)  361 C

Question 3

Calculating the product of ______ to three decimal places, the result should be rounded to ______.

Accepted Answer

A)  1.25*1.75; 2.18 
B)  3.57*2.31; 8.24 
C)  2.54*1.64; 4.16 
D)  2.76*.32; .88 
A)  1.25*1.75; 2.18 
B)  3.57*2.31; 8.24 
C)  2.54*1.64; 4.16 
D)  2.76*.32; .88 D

Question 4

For this set of data, $\Sigma$X2 is equal to ______.

Accepted Answer

A)  15 
B)  52 
C)  276 
D)  2704 
A)  15 
B)  52 
C)  276 
D)  2704

Question 5

What is the mode for the set of data? 20, 21, 24, 20, 26, 29, 30, 24, 20, 24, 24, 25, 23, 29, 27

Accepted Answer

A)  20 
B)  21 
C)  23 
D)  24 
A)  20 
B)  21 
C)  23 
D)  24

Question 6

For this set of data $\Sigma$X is equal to ______. 2, 5, 6, 7, 9, 10, 10, 12

Accepted Answer

A)  8 
B)  61 
C)  539 
D)  3721 
A)  8 
B)  61 
C)  539 
D)  3721

Question 7

The numeric characteristic of a sample is called a statistic.

Accepted Answer

A) True 
 B)False

Question 8

The ______ may be defined as ______.

Accepted Answer

A)  mode; the score that splits a distribution into two equal halves 
B)  median; the mathematical average 
C)  median; the score that splits a distribution into two equal halves 
D)  mean; the most common or frequently occurring score in a distribution 
A)  mode; the score that splits a distribution into two equal halves 
B)  median; the mathematical average 
C)  median; the score that splits a distribution into two equal halves 
D)  mean; the most common or frequently occurring score in a distribution

Question 9

For the set of data, the median is ______ and the mean is ______. 54, 20, 39, 41, 44

Accepted Answer

A)  41.00; 39.60 
B)  41.00; 198.00 
C)  39.60; 41.00 
D)  39.00; 41.00 
A)  41.00; 39.60 
B)  41.00; 198.00 
C)  39.60; 41.00 
D)  39.00; 41.00

Question 10

What is the median for this set of data? 41, 36, 31, 11, 43, 40, 39, 30

Accepted Answer

A)  4.50 
B)  11.00 
C)  27.00 
D)  37.50 
A)  4.50 
B)  11.00 
C)  27.00 
D)  37.50

Question 11

What is the mode for the set of data? 12, 12, 23, 32, 29, 17, 16, 19, 12, 23, 19, 19, 17, 23, 19, 32

Accepted Answer

A)  17 
B)  19 
C)  23 
D)  32 
A)  17 
B)  19 
C)  23 
D)  32

Question 12

The ______ may be defined as ______.

Accepted Answer

A)  median; the mathematical average 
B)  mean; the most common or frequently occurring score in a distribution 
C)  mean; the mathematical average 
D)  mode; the score that splits a distribution into two equal halves 
A)  median; the mathematical average 
B)  mean; the most common or frequently occurring score in a distribution 
C)  mean; the mathematical average 
D)  mode; the score that splits a distribution into two equal halves

Question 13

For this set of data (∑X)2 is equal to ______. 2, 5, 6, 7, 9, 10, 10, 12

Accepted Answer

A)  8 
B)  61 
C)  539 
D)  3721 
A)  8 
B)  61 
C)  539 
D)  3721

Question 14

For the set of data, the median is ______ and the mean is ______. 3, 5, 4, 1, 5, 6, 7, 3

Accepted Answer

A)  4.50; 34.00 
B)  4.25; 4.50 
C)  3.00; 4.50 
D)  4.50; 4.25 
A)  4.50; 34.00 
B)  4.25; 4.50 
C)  3.00; 4.50 
D)  4.50; 4.25

Question 15

Using the rounding rules presented in this book, the number ______ is correctly rounded to ______.

Accepted Answer

A)  14.219; 14.22 
B)  16.801; 16.81 
C)  20.185; 20.18 
D)  19.384; 19.39 
A)  14.219; 14.22 
B)  16.801; 16.81 
C)  20.185; 20.18 
D)  19.384; 19.39

Question 16

What is the median for the set of data? 16, 19, 31, 33, 37, 40, 42

Accepted Answer

A)  4 
B)  7 
C)  26 
D)  33 
A)  4 
B)  7 
C)  26 
D)  33

Question 17

What is the median for this set of data? 87, 75, 66, 80, 73, 61, 72, 49

Accepted Answer

A)  4.50 
B)  38.00 
C)  72.50 
D)  76.50 
A)  4.50 
B)  38.00 
C)  72.50 
D)  76.50

Question 18

For the set of data, the median is ______ and the mean is ______. 11, 8, 20, 16, 9

Accepted Answer

A)  11.00; 64.00 
B)  12.80; 11.00 
C)  20.00; 11.00 
D)  11.00; 12.80 
A)  11.00; 64.00 
B)  12.80; 11.00 
C)  20.00; 11.00 
D)  11.00; 12.80

Question 19

What is the mean for the set of data? 6, 2, 4, 1, 7

Accepted Answer

A)  20.00 
B)  4.00 
C)  5.00 
D)  6.00 
A)  20.00 
B)  4.00 
C)  5.00 
D)  6.00

Question 20

For the set of data, the median is ______ and the mean is ______. 7, 3, 4, 7, 2, 6, 1

Accepted Answer

A)  4.00; 30.00 
B)  4.29; 4.00 
C)  7.00; 4.00 
D)  4.00; 4.29 
A)  4.00; 30.00 
B)  4.29; 4.00 
C)  7.00; 4.00 
D)  4.00; 4.29

Calculating the quotient of to three decimal places, the result should be rounded to .

For this set of data, $\Sigma$ X² is equal to . $For this set of data, \Sigma X<sup>2</sup> is equal to .$

Calculating the product of to three decimal places, the result should be rounded to .

For this set of data, $\Sigma$ X² is equal to . $For this set of data, \Sigma X<sup>2</sup> is equal to .$

What is the mode for the set of data? 20, 21, 24, 20, 26, 29, 30, 24, 20, 24, 24, 25, 23, 29, 27

For this set of data $\Sigma$ X is equal to ______. 2, 5, 6, 7, 9, 10, 10, 12

The numeric characteristic of a sample is called a statistic.

The may be defined as .

For the set of data, the median is and the mean is . 54, 20, 39, 41, 44

What is the median for this set of data? 41, 36, 31, 11, 43, 40, 39, 30

What is the mode for the set of data? 12, 12, 23, 32, 29, 17, 16, 19, 12, 23, 19, 19, 17, 23, 19, 32

The may be defined as .

For this set of data (∑X)² is equal to ______. 2, 5, 6, 7, 9, 10, 10, 12

For the set of data, the median is and the mean is . 3, 5, 4, 1, 5, 6, 7, 3

Using the rounding rules presented in this book, the number is correctly rounded to .

What is the median for the set of data? 16, 19, 31, 33, 37, 40, 42

What is the median for this set of data? 87, 75, 66, 80, 73, 61, 72, 49

For the set of data, the median is and the mean is . 11, 8, 20, 16, 9

What is the mean for the set of data? 6, 2, 4, 1, 7

For the set of data, the median is and the mean is . 7, 3, 4, 7, 2, 6, 1

Introduction to Statistics

Examining Data: Tables and Figures

Measures of Variability

Normal Distributions

Probability and Hypothesis Testing

Testing One Sample Mean

Estimating the Mean of a Population

Testing the Difference Between Two Means

Errors in Hypothesis Testing, Statistical Power, and Effect Size

One-Way Analysis of Variance Anova

Two-Way Analysis of Variance Anova

Correlation

Linear Regression and Multiple Correlation

Chi-Square

Filters

Exam 3: Measures of Central Tendency

Calculating the quotient of ______ to three decimal places, the result should be rounded to ______.

For this set of data, Σ\SigmaΣ X2 is equal to ______.

Calculating the product of ______ to three decimal places, the result should be rounded to ______.

For this set of data, Σ\SigmaΣ X2 is equal to ______.

What is the mode for the set of data? 20, 21, 24, 20, 26, 29, 30, 24, 20, 24, 24, 25, 23, 29, 27

For this set of data Σ\SigmaΣ X is equal to ______. 2, 5, 6, 7, 9, 10, 10, 12

The numeric characteristic of a sample is called a statistic.

The ______ may be defined as ______.

For the set of data, the median is ______ and the mean is ______. 54, 20, 39, 41, 44

What is the median for this set of data? 41, 36, 31, 11, 43, 40, 39, 30

What is the mode for the set of data? 12, 12, 23, 32, 29, 17, 16, 19, 12, 23, 19, 19, 17, 23, 19, 32

The ______ may be defined as ______.

For this set of data (∑X)2 is equal to ______. 2, 5, 6, 7, 9, 10, 10, 12

For the set of data, the median is ______ and the mean is ______. 3, 5, 4, 1, 5, 6, 7, 3

Using the rounding rules presented in this book, the number ______ is correctly rounded to ______.

What is the median for the set of data? 16, 19, 31, 33, 37, 40, 42

What is the median for this set of data? 87, 75, 66, 80, 73, 61, 72, 49

For the set of data, the median is ______ and the mean is ______. 11, 8, 20, 16, 9

What is the mean for the set of data? 6, 2, 4, 1, 7

For the set of data, the median is ______ and the mean is ______. 7, 3, 4, 7, 2, 6, 1

Introduction to Statistics

Examining Data: Tables and Figures

Measures of Variability

Normal Distributions

Probability and Hypothesis Testing

Testing One Sample Mean

Estimating the Mean of a Population

Testing the Difference Between Two Means

Errors in Hypothesis Testing, Statistical Power, and Effect Size

One-Way Analysis of Variance Anova

Two-Way Analysis of Variance Anova

Correlation

Linear Regression and Multiple Correlation

Chi-Square

Filters

Calculating the quotient of to three decimal places, the result should be rounded to .

For this set of data, $\Sigma$ X² is equal to . $For this set of data, \Sigma X<sup>2</sup> is equal to .$

Calculating the product of to three decimal places, the result should be rounded to .

For this set of data, $\Sigma$ X² is equal to . $For this set of data, \Sigma X<sup>2</sup> is equal to .$

For this set of data $\Sigma$ X is equal to ______. 2, 5, 6, 7, 9, 10, 10, 12

The may be defined as .

For the set of data, the median is and the mean is . 54, 20, 39, 41, 44

The may be defined as .

For this set of data (∑X)² is equal to ______. 2, 5, 6, 7, 9, 10, 10, 12

For the set of data, the median is and the mean is . 3, 5, 4, 1, 5, 6, 7, 3

Using the rounding rules presented in this book, the number is correctly rounded to .

For the set of data, the median is and the mean is . 11, 8, 20, 16, 9

For the set of data, the median is and the mean is . 7, 3, 4, 7, 2, 6, 1