1. When making pareto charts, data should be arranged ________________________ according to frequency.
Answer
Correct Answer:
From smallest to largest
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2. In which frequency ogive is representation of a ___ distribution
Answer
Correct Answer:
Cumulative frequency distribution
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3. A ____ frequency distribution that shows frequencies for class intervals along with the cumulative frequency at each.
Answer
Correct Answer:
Cumulative frequency distribution
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4. In which frequency graphical representation of a frequency distribution that uses a continuous line to show the number of values that fall within a class interval?
Answer
Correct Answer:
Polygon
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5. The central point in a class interval.
Answer
Correct Answer:
Mid point
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6. A graphical representation of a frequency distribution that uses bars of different heights to show the number of values that fall within each class interval is called
Answer
Correct Answer:
Histogram
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7. A ____ range of values, used in the creation of a frequency distribution is class interval
Answer
Correct Answer:
Fixed
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8. Which method is for illustrating how often scores occur in groups?
Answer
Correct Answer:
Frequency distribution
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9. A graphical representation of a frequency distribution in which vertical bars centered above scores on the x-axis that touch each other is called a ______.
Answer
Correct Answer:
Histogram
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10. If I collected data on the frequency of various ethnicities represented at a university, what type of graph should I use to organize the data?
Answer
Correct Answer:
Bar graph
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11. If I collected data on the number of children per family in a particular neighborhood, what type of graph should I use to organize the data?
Answer
Correct Answer:
Histogram
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12. A good rule of thumb when creating an illustration is:
Answer
Correct Answer:
Make sure your graph communicates only one idea.
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13. A graphical representation of a frequency distribution in which vertical bars are centered above each category along the x-axis and separated from each other by a space is called a ______.
Answer
Correct Answer:
Bar graph
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14. A table in which all of the scores are listed along with the frequency with which each occurs is a ______.
Answer
Correct Answer:
Frequency distribution
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15. What do you need to calculate first before calculating skewness?
Answer
Correct Answer:
Mean and median
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16. Which of the following can be used to measure the shape of a distribution?
Answer
Correct Answer:
Kurtosis
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17. Another word for “lopsidedness” of a distribution is:
Answer
Correct Answer:
Skewness
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18. A ______ represents organizing data using a table, and a ______ represents organizing data using a figure.
Answer
Correct Answer:
Frequency distribution; histogram
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19. If I collected data on the frequency of various weights for people in a weight loss program, what type of graph should I use to organize the data?
Answer
Correct Answer:
Frequency polygon
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20. If you have a distribution of 50 scores and you want 5 intervals, what should be the size of the class interval?
Answer
Correct Answer:
10
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21. A line graph of the frequencies of individual scores is called a ______.
Answer
Correct Answer:
Frequency polygon
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22. A distribution of test scores in your class that showed a very high number of students scored high, but a few students scored fairly low, would be ______.
Answer
Correct Answer:
Negatively skewed
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