What do you get by joining the midpoints of the tops of a histogram’s rectangles with straight lines?
Correct answer C. Frequency polygon
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Statistics MCQs
Page 19 of Statistics multiple-choice questions with answers. Tap an option to check yourself.
Page 19 of 37
What are the smallest and largest values that a class of a frequency distribution can contain called?
Correct answer A. Class limits
The class interval size is the difference between the upper and lower class ____ of a class. Which word completes this?
Correct answer C. Boundary
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What are data called once they have been arranged in ascending or descending order?
Correct answer B. Array
Which type of graph divides a circle into different sectors?
Correct answer B. Sector Graph
What does the graph of a symmetrical distribution look like?
Correct answer A. Bell-shaped
In a pie chart, in which direction are the sectors generally arranged?
Correct answer D. Clockwise
How do cumulative frequencies behave as you move down the classes?
Correct answer C. Increasing
Dividing the sum of a class’s lower and upper limits by 2 gives the class what?
Correct answer C. Marks
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What is the systematic arrangement of data in rows and columns called?
Correct answer D. Tabulation
How many important bases of classification are there?
Correct answer B. Four
Technical and trade journals are a source of which kind of data?
Correct answer D. Secondary
According to what is the data arranged in a time series?
Correct answer B. Time
At least how many parts does a statistical table have?
Correct answer D. Four
How many important bases of classification of data are there?
Correct answer A. Four
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What does the stub of a table contain?
Correct answer C. Row caption
What is the heading at the top of a table that describes its contents called?
Correct answer D. Title
What is the arrangement of data into rows and columns called?
Correct answer D. Tabulation
When constructing a histogram, what is marked along the X-axis?
Correct answer C. Class boundaries
What do we get by dividing the range by the size of the class interval?
Correct answer C. Number of classes