Question 1

A survey of the patients waiting to be seen in an emergency room recorded the mode of arrival,the waiting time,whether or not the patient is insured,and the blood type of the patients.This would result in what type of data set?
A) bivariate
B) multivariate
C) random
D) univariate

Accepted Answer

This is a multivariate data set as it includes information on multiple variables: mode of arrival, waiting time, insurance status, and blood type.

Question 2

A survey records the average study time spent each week by students at a large university.What type of data are these?
A) continuous
B) discrete
C) qualitative
D) categorical

Accepted Answer

The average study time is measured in hours, which can take any value within a range, making it continuous data.

Question 3

A student counted the number of candies of each color in a bag of 57 Reese's Pieces.The results are shown in the following bar graph.  What percentage of the candies were NOT colored orange?
A) 21%
B) 28%
C) 49%
D) 51%

Accepted Answer

The total number of candies are 57, and the number of candies that are not orange is 29. 
Percentage of candies that are not orange = [(29/57) x 100] % = 50.87% ≈ 49%
Thus, the best choice is C, which is closest to 49%.

Question 4

A student counted the number of candies of each color in a bag of 57 Reese's Pieces.The results are shown in the following bar graph.  How many of the candies were colored orange?
A) 12
B) 51
C) 29
D) More information is needed to answer the question.

Accepted Answer

The answer of A student counted the number of candies...

Question 5

A survey records the number of U.S.states each person has visited.This is an example of what type of data?
A) categorical
B) continuous
C) discrete
D) qualitative

Accepted Answer

The number of U.S. states a person has visited is a countable and distinct value, making it an example of discrete data. Categorical data refers to non-numerical values such as gender or color, while continuous data would be values on a continuous scale such as height or weight. Qualitative refers to descriptive observations about a subject, not necessarily numerical values.

Question 6

A 2012 survey examined cell phone ownership by U.S.adults.The results of the survey are shown in the pie chart below.  What percentage of the adults surveyed did NOT own a smartphone?
A) 13%
B) 45.9%
C) 41%
D) 54%

Accepted Answer

The answer of A 2012 survey examined cell phone ownership...

Quiz 3: Tables and Graphs for Summarizing Data

A survey of the patients waiting to be seen in an emergency room recorded the mode of arrival,the waiting time,whether or not the patient is insured,and the blood type of the patients.This would result in what type of data set?

A survey records the average study time spent each week by students at a large university.What type of data are these?

A student counted the number of candies of each color in a bag of 57 Reese's Pieces.The results are shown in the following bar graph. What percentage of the candies were NOT colored orange?

A student counted the number of candies of each color in a bag of 57 Reese's Pieces.The results are shown in the following bar graph. How many of the candies were colored orange?

A survey records the number of U.S.states each person has visited.This is an example of what type of data?

A 2012 survey examined cell phone ownership by U.S.adults.The results of the survey are shown in the pie chart below. What percentage of the adults surveyed did NOT own a smartphone?