MAT 155 Chapter 2
The following is a brief review of Chapter 2. This
does NOT cover all the material in that
chapter.
Click on Slide Show and View Slide Show.
Read and note your answer to the question.
Advance the slide to see the answer.
Thanks to Ms. Valerie Melvin for her portion of this review.
Dr. Claude Moore, Math Instructor, CFCC
A sample value that lies very far away
from the majority of the other sample
values is
1.
2.
3.
4.
the center
a distribution
an outlier
a variance
A table that lists data values along with
their counts is
1.
2.
3.
4.
an Ogive
a frequency distribution
A cumulative table
a histogram
The smallest number that can actually
belong to different classes are
1.
2.
3.
4.
upper class limits
class boundaries
midpoints
Lower class limits
A bar graph where the horizontal scale
represents the classes of quantitative
data values and the vertical scale
represents the frequencies is called
1.
2.
3.
4.
a frequency distribution
a histogram
a dot plot
a pie chart
The pie chart below shows the percent of the total
population of 12,200 of Springfield living in the given
types of housing. Find the number of people who live
in single family housing (round to the nearest whole
number).
Single family 39%
Apartments 35%
1.
2.
3.
4.
4758 people
39 people
5368 people
7442 people
Duplex 2%
Condo 18%
Townhouse 6%
Drawings of objects used to depict
data are called
1.
2.
3.
4.
scatterplots
pictographs
dot plots
pie chart
The frequency table below summarizes the home
sale prices in the city of Summerhill for the month
of June. Determine the class midpoint for the sixth
class.
1.
2.
3.
4.
250.55
250.45
250.50
250.40
The histogram below represents the number of
television sets per household for a sample of U.S.
households. How many households are included in
the histogram?
1.
2.
3.
4.
110
90
100
95