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Review of Chapters 1,2&3 Flashcards | StudBud
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Review of Chapters 1,2&3
Review of Chapters 1,2&3
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StudBud Administration
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The Nature of Probability and Statistics, Frequency Distributions and Graphs, Data Description.
Flashcards
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Questions
10
Answers
1
The graph that represents the cumulative distribution of the data is the
ogive
histogram
boxplot
polygon
2
Which of the following is referred as a parameter?
Population data
Population mean
Sample standard deviation
Sample mean
3
The amount of time needed to run the marathon is an example of which type of variable?
discrete
continuous
qualitative
none of the above
4
Classifying the fruit in a basket as apple, orange, or banana, is an example of the ___________
ordinal level of measurement.
nominal level of measurement.
ratio level of measurement.
interval level of measurement.
5
Using this ogive, what is the cumulative frequency of data values less than or equal to 16
30
14
20
40
6
Given the following frequency distribution, how many pieces of data were less than 29?
12
15
25
13
7
If the coefficient of skewness is equal to - 2.7 this indicates a
moderate negative skewness
symmetry
low negative skewness
high negative skewness
8
Given the following boxplot, then the distribution of the data is
positively skewed
negatively skewed
can not be determined
symmetric
9
What is the midpoint of the class 6-10?
8.5
8
10
6
10
Given the following boxplot, then the distribution of the data is
negatively skewed
can not be determined
symmetric
positively skewed
