Top 150+ Solved Business Statistics MCQ Questions Answer
Q. In the quartiles, the central tendency median to be measured must lie in
a. first quartile
b. second quartile
c. third quartile
d. four quartile
Q. A numerical value used as a summary measure for a sample, such as sample mean, is known as a
a. population parameter
b. sample parameter
c. sample statistic
d. population mean
Q. The mean of a sample is
a. always equal to the mean of the population
b. always smaller than the mean of the population
c. computed by summing the data values and dividing the sum by (n - 1)
d. computed by summing all the data values and dividing the sum by the number of items
Q. In a five number summary, which of the following is not used for data summarization?
a. the smallest value
b. the largest value
c. the median
d. the 25th percentile
Q. Since the mode is the most frequently occurring data value, it
a. can never be larger than the mean
b. is always larger than the median
c. is always larger than the mean
d. None of the above
Q. Branches of statistics includes
a. applied statistics
b. mathematical statistics
c. industry statistics
d. both a and b
Q. In the class intervals 40 – 50, 50 – 60, the number 50 is included in which of the following?
a. 40 – 50
b. 30 – 40
c. 50 – 60
d. 60 – 70
Q. If each observation of the data is increased by 5, then what happens to its mean?
a. is increased by 4
b. is increased by 5
c. is decreased by 4
d. is decreased by 5
Q. The measurements of spread or scatter of the individual values around the central point is called:
a. Measures of dispersion
b. Measures of central tendency
c. Measures of skewness
d. Measures of kurtosis
Q. The scatter in a series of values about the average is called:
a. Central tendency
b. Dispersion
c. Skewness
d. Symmetry
Q. The measures used to calculate the variation present among the observations in the unit ofthe variable is called:
a. Relative measures of dispersion
b. Coefficient of skewness
c. Absolute measures of dispersion
d. Coefficient of variation
Q. The measures used to calculate the variation present among the observations relative to their average is called:
a. Coefficient of kurtosis
b. Absolute measures of dispersion
c. Quartile deviation
d. Relative measures of dispersion