Graphical Methods for Describing Data

Question 1

Graph of a cumulative relative frequencies against upper endpoint of corresponding interval

Accepted Answer

Cumulative Relative Frequency Plot

Question 2

Which is NOT true for histograms of continuous data that class interval widths that are equal

Accepted Answer

B

Question 3

A question you may ask yourself when examining published data that contains a graphical display

Accepted Answer

C

Question 4

What % of students missed less than 2 days of class for a semester?

Accepted Answer

45%

Question 5

Which is NOT true with respect to pie charts?

Accepted Answer

B

Question 6

Which is NOT true?

Accepted Answer

C

Question 7

What are 2 or more bar charts that use the same set of axes

Accepted Answer

Comparative Bar Charts

Question 8

What values occurs most often?

Accepted Answer

75

Question 9

What is the general shape of the histogram below?

Accepted Answer

D

Question 10

What proportion of all females has never broken a bone?

Accepted Answer

0.25

Question 11

When should frequencies or relative frequencies NOT be used as vertical axis of histogram?

Accepted Answer

D

Question 12

What is the cumulative frequency for scores less than 75?

Accepted Answer

0.64

Question 13

How many peaks does the histogram below demonstrate?

Accepted Answer

Two peaks

Question 14

Which CANNOT be conveyed using stem-and-leaf display?

Accepted Answer

B

Question 15

Which best describes the histogram shown?

Accepted Answer

D

Question 16

Which of the following is true?

Accepted Answer

B

Question 17

A picture of numerical data collected over time is called...

Accepted Answer

Time Series Plot

Question 18

Bivariate numerical data can be graphed using?

Accepted Answer

Scatterplot

Question 19

What variable in the graph corresponds to values of x?

Accepted Answer

Math SAT score

Question 20

What value will have the shortest rectangle

Accepted Answer

10

Question 21

What is the "slice size"

Accepted Answer

C

Question 22

What does the vertical scale on a histogram represent?

Accepted Answer

B

Question 23

What types of variables can be displayed by a scatter plot?

Accepted Answer

Two Numerical Values

Question 24

How would the shape of this graph be described?

Accepted Answer

Positively Skewed

Question 25

Which of the following is NOT used to describe categorical data?

Accepted Answer

Stem-and-Leaf Plots

Graphical Methods for Describing Data

Questions 25

Graphical Methods for Describing Data

Questions 25