MBA 624 Chapter 2 Test/30 Questions and Answers 100% Correct. ( MBA 624 HW 2 test)

MBA 624 Chapter 2 Test/30 Questions and Answers
100% Correct. ( MBA 624 HW 2 test)
•
A statistics professor kept attendance records and recorded the number of absent students
per class. This data is displayed in the following histogram with the frequency of each
number of absent students shown above the bars.




How many statistics classes had two or fewer students absent?
Selected
Answer: 85
Answers: 42
9
40
• Q
u
85 e
• Question 2 s
t
i
A(n) is a category in a frequency distribution. o
Selected
n
Answer: class 3
Answers: polygon
Bins in
histogra Excel
m represe
nt the
class Select
ed
ogive

,1 out of 1 points




1 out of 1 points

, Answer: upper boundary of each class in a frequency
distribution.
Answers: number of classes in a frequency distribution.
lower boundary of each class in a frequency
distribution.
width of each class in a frequency distribution.


upper boundary of each class in a frequency
distribution.
• Question 4
1 out of 1
Class are the number of observations for each class of a frequency points
distribution using grouped quantitative data.
Selected
Answer: frequenci
es
Answers: boundari
es
widths
numbers


frequenci
es
• Question 5
1 out of 1
points
Consider the following frequency distribution.

Number of
Frequency
Customers
0-2 10
3-5 7
6-10 12
11-15 5

Which rule for constructing a frequency distribution using grouped quantitative
data has been violated?
Selected
Answer:
Use equal-size classes.
Answers:
Use equal-size classes.
Use mutually exclusive
classes.
Avoid empty classes.