( Best 225+ ) Business Statistics MCQ

by Mr. DJ

Business Statistics MCQ

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Business Statistics MCQ

Business Statistics MCQ

161. The component of time series useful for long term forecasting is

A. Secular trend

B. Seasonal variation

C. Cyclical variation

D. Irregular variation

162. If the growth rate is constant, the trend is –

A. linear

B. non linear

C. curvy

D. wavy

163. The trend line Y=a+bX obtained by the least Squares method is known as the line of

A. best fit

B. fit best

C. best neutral

D. nonlinear fit

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164. . The average salary of a group of unskilled workers is 10,000 and for a group of skilled workers is 15,000. Combines salary is 12,000. What is the percent of skilled workers?

A. 40%

B. 50%

C. 60%

D. None of these

165. The averages are affected by change of:

A. Origin

B. Scale

C. Origin and Scale

D. None of Above

166. When the values in a series are not of equal importance, we calculate the:

A. Arithmetic mean

B. Geometric mean

C. Weighted mean

D. Mode

167. A data set may have no mode, one mode, or multiple modes.

A. True

B. False

C. none

D. all

168. Which partition value divides the series into two equal parts.

A. P10

B. P5

C. P50

D. P90

169. A furniture retail chain operates several stores across the country. A table is to be constructed to showing the number of employees in each region, organized into groups. Which of the following sets of categories would NOT be suitable for use in such a table?

A. 0 – 10, 11-20

B. 0 to less than 10, 10 to less than 20

C. 0-10, 10-20

D. 0 up to 10, 10 up to 20

170. The cumulative frequency for a particular class is equal to 35. The cumulative frequency for the next class will be .

A. equal to 65.

B. 35 minus the next class frequency.

C. less than 35.

D. 35 plus the next class frequency.

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