Question 1

In a cumulative frequency distribution, the percent of the total frequencies that would fall below the upper limit of the highest class would be _________.

Accepted Answer

The answer of In a cumulative frequency distribution, the percent...

Question 2

In a deck of cards, a class of all cards that are hearts and a class of all cards that are kings are NOT _____________.

Accepted Answer

The answer of In a deck of cards, a class...

Question 3

When classes in a frequency table are constructed so that each observation will fit into only one class, the categories are ______________________.

Accepted Answer

The answer of When classes in a frequency table are...

Question 4

A class relative frequency represents a __________ of the total observations in the class.

Accepted Answer

The answer of A class relative frequency represents a __________...

Question 5

The number of observations in each class of a frequency distribution is called a ________________________.

Accepted Answer

The answer of The number of observations in each class...

Question 6

For a frequency distribution of qualitative data, if the observations can be assigned to only one class, the classes are __________________________.

Accepted Answer

The answer of For a frequency distribution of qualitative data,...

Question 7

A _____ chart is useful for displaying a frequency distribution for a nominal variable.

Accepted Answer

The answer of A _____ chart is useful for displaying...

Question 8

A table showing the number of observations that have been grouped into each of several classes is called a frequency ________________.

Accepted Answer

The answer of A table showing the number of observations...

Question 9

A ___________ is useful for displaying the relative frequency distribution for a nominal variable.

Accepted Answer

The answer of A ___________ is useful for displaying the...

Question 10

In a frequency distribution, a class defined as "Under $100" and "$1,000 and over" is called a(n) ____________.

Accepted Answer

The answer of In a frequency distribution, a class defined...

Question 11

Unorganized data is referred to as ________ data.

Accepted Answer

The answer of Unorganized data is referred to as ________...

Question 12

The midpoint of a class interval is also called a class ________.

Accepted Answer

The answer of The midpoint of a class interval is...

Question 13

The suggested class interval for a frequency distribution with data ranges from 100 to 220 with 50 observations would be _______.

Accepted Answer

The answer of The suggested class interval for a frequency...

Question 14

To calculate a relative frequency, a class frequency is divided by ___________.

Accepted Answer

The answer of To calculate a relative frequency, a class...

Question 15

A _____ chart is useful for displaying a frequency distribution for a qualitative variable.

Accepted Answer

The answer of A _____ chart is useful for displaying...

Question 16

To construct a histogram, the class frequencies are plotted on the ________.

Accepted Answer

The answer of To construct a histogram, the class frequencies...

Question 17

If the number of observations is 124, calculate the suggested number of classes using the "2 to the k rule."

Accepted Answer

The answer of If the number of observations is 124,...

Question 18

For a frequency distribution of quantitative data, if every individual, object, or measurement can be assigned to a class, the frequency distribution is __________.

Accepted Answer

The answer of For a frequency distribution of quantitative data,...

Question 19

To construct a bar chart, the class frequencies are plotted on the _________.

Accepted Answer

The answer of To construct a bar chart, the class...

Question 20

In a relative frequency distribution, the sum of the relative class frequencies is _____________________.

Accepted Answer

The answer of In a relative frequency distribution, the sum...

Quiz 2: Describing Data: Frequency Tables, Frequency Distributions, and Graphic Presentation