A frequency distribution in which mean > median > mode is described as?
Correct answer C. Positively skewed
Topic / 47 questions
Measures Of Dispersion MCQs
Page 2 of Measures Of Dispersion multiple-choice questions with answers. Tap an option to check yourself.
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Which is a poor measure of dispersion for an open-ended distribution?
Correct answer B. Range
If y = bx + c, what is the range of y?
Correct answer C. |b| × range of x
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If y = ax + b, what is the standard deviation of y?
Correct answer C. |a| × S.D. of x
What is the lack of uniformity in the sizes of items called?
Correct answer B. Variation
The second moment about the mean is always equal to the?
Correct answer C. Variance
Which of the following is a measure of relative dispersion?
Correct answer D. Coefficient of quartile deviation
Quartile deviation is not capable of further ____ treatment. Which word fills the blank?
Correct answer A. Algebraic
In a symmetrical distribution, what is the coefficient of skewness?
Correct answer C. 0
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The degree of ____ of a distribution, measured relative to the normal distribution, is known as kurtosis. Which word fills the blank?
Correct answer A. Flatness
Which measure is used to check consistency?
Correct answer C. Coefficient of variation
The value of the standard deviation is influenced by every single?
Correct answer C. Observation
The first moment about the mean is always equal to?
Correct answer A. Zero
What is the simplest measure of dispersion?
Correct answer A. Range
The standard deviation (or variance) is smallest when deviations are taken from the?
Correct answer B. Mean
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If the third moment about the mean is zero, the distribution is?
Correct answer B. Symmetrical
What is the variance of the values 4, 4, 4, 4, 4, 4?
Correct answer D. None of these
The sum of absolute deviations from the median is?
Correct answer B. Least
What is the shape of a symmetrical distribution such as the normal?
Correct answer B. Bell-shaped
If Y = −8X − 5 and the standard deviation of X is 3, what is the standard deviation of Y?
Correct answer B. 24