Making Sense of Data in Political Science MCQs
Making Sense of Data in Political Science MCQs
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1: Central tendency is most frequent, middle, or central value in a frequency distribution
A. True
B. False
2: The total percentage of observations at or below a value in a frequency distribution is called
A. Cumulative percentage
B. Average percentage
C. Addictive percentage
D. All of these
3: Data matrix is an array of rows and columns that stores the values of a set of ____ for all the cases in a data set.
A. Values
B. Variables
C. Scores
D. None of these
4: _____ statistics is a number that, because of its definition and formula, describes certain characteristics or properties of a batch of numbers.
A. Physical
B. Descriptive
C. Cumulative
D. All of these
5: The distribution of data values around the most frequent, middle, or central value is called
A. Dispersion
B. Distribution
C. Observation
D. All of these
6: Frequency distribution is the number of observations per value or category of a variable.
A. True
B. False
7: Histogram is type of bar graph in which the height and area of the bars are proportional to the frequencies in each category of a nominal variable or intervals of a continuous variable.
A. True
B. False
8: The difference between the ___ and first quartiles.
A. Second
B. Third
C. Fourth
D. Zero
9: The sum of the values of a variable divided by the number of values is called
A. Mean
B. Median
C. Mode
D. Ratio
10: The category or value above and below which one-half of the observations lie is called
A. Mean
B. Median
C. Mode
D. Ratio
11: The category with the greatest frequency of observations is called
A. Mean
B. Median
C. Mode
D. Ratio
12: In ____ skewed distribution of values in which fewer observations lie to the left of the middle value and those observations are fairly distant from the mean.
A. Positive
B. Negative
C. Constant
D. Ratio
13: A normal distribution defined by a mathematical formula and the graph of which has a symmetrical, bell shape in which the mean, the mode, and the median coincide.
A. True
B. False
14: In which value that is far greater or smaller than other values in a recorded variable is called?
A. Range
B. Outlier
C. Skewed
D. Ratio
15: In _____ skewed distribution of values in which fewer observations lie to the right of the middle value and those observations are fairly distant from the mean.
A. Positive
B. Negative
C. Constant
D. Ratio
16: The distance between the highest and lowest values or the range of categories into which observations fall is called
A. Mean
B. Median
C. Range
D. Mode
17: Percentages or proportions of total numbers of ____ in a frequency distribution that have a particular value is relative frequency.
A. Variables
B. Observations
C. Experiments
D. All of these
18: A measure of central tendency that is not sensitive to one or a few extreme values in a distribution is called
A. Resistant
B. Range
C. Frequency
D. All of these
19: Standard deviation is the measure of ____ data points about the mean for interval- and ratio-level data.
A. Distribution
B. Dispersion
C. Disposition
D. All of these
20: Variance is measured ____ of data points about the mean for interval- and ratio-level data.
A. Distribution
B. Dispersion
C. Disposition
D. All of these
21: A frequency distribution is often a better way to present small amounts of data.
A. True
B. False
22: A relative frequency is the total proportion of observations at or below a value in a frequency distribution.
A. True
B. False
23: A descriptive statistic is a number that, because of its definition and formula, describes certain characteristics or properties of a batch of numbers.
A. True
B. False
24: Which of the following measures of central tendency describes the average value in a batch of numbers?
A. Median
B. Range
C. Mean
D. Mode
25: Which of the following measures of central tendency describes the most frequently observed value in a batch of numbers?
A. Mode
B. Range
C. Median
D. Mean
26: A measure of central tendency indicates the variability of a distribution.
A. True
B. False
27: The mean is a good example of a resistant measure that is not sensitive to one or a few extreme values.
A. True
B. False
28: Which of the following accurately describes the normal distribution?
A. The bulk of observations lie in the center, where there is a single peak.
B. All observations like above the mean.
C. The mean, medium, and mode have the different numerical values.
D. The spread of the distribution is asymmetric.
29: What percentage of observations should fall above the mean in the normal distribution?
A. 50 percent
B. 68 percent
C. 80 percent
D. 95 percent
30: A ______ is a type of bar graph in which the height and area of the bars are proportional to the frequencies in each category of a nominal variable or in intervals of a continuous variable.
A. Dot plot
B. Histogram
C. Boxplot
D. Pictogram
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Making Sense of Data in Political Science MCQs
