E-PolyLearning

1. If for a distribution the difference of first quartile and median is greater than difference of median and third quartile then the distribution is classified as
a. absolute open ended
b. positively skewed
c. negatively skewed
d. not skewed at all
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Answer: (b).positively skewed

2. If the first quartile and third quartile are as 32 and 35 respectively with the median of 20 then distribution is skewed to
a. lower tail
b. upper tail
c. close end tail
d. open end tail
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Answer: (a).lower tail

3. If the beta one is 9, beta two is 11 then coefficient of skewness is
a. 0.589
b. 0.689
c. 0.489
d. 0.889
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Answer: (b).0.689

4. The measurement techniques used to measure the extent of skewness in data set values are called
a. measure of distribution width
b. measure of median tail
c. measure of tail distribution
d. measure of skewness
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Answer: (d).measure of skewness

5. The statistical measures such as average deviation, standard deviation and mean are classified as part of
a. deciles system
b. moment system
c. percentile system
d. quartile system
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Answer: (b).moment system

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