Q. When the values in a series are not of equal importance, we calculate the:
✅ Correct Answer: (C)
Weighted mean
Business Statistics MCQs and Notes
Q. The averages are affected by change of:
✅ Correct Answer: (C)
Origin and Scale
Q. . 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?
✅ Correct Answer: (A)
40%
Q. The suitable average for qualitative data is
✅ Correct Answer: (B)
median
Q. If the mode is 14 and value of mean is 5 then the value of median is
✅ Correct Answer: (C)
8
Q. The following numbers represent the ages of people on a bus: 3, 6, 27, 13, 6, 8, 12, 20, 5, 10. Calculate their mean of their ages.
✅ Correct Answer: (A)
11
Q. Find the median of the set of numbers: 21, 3, 7, 17, 19, 31, 46, 20 and 43.
✅ Correct Answer: (B)
20
Q. Find the mode of 8, 5, 7, 10, 15, 21, 5, 7, 2, 5
✅ Correct Answer: (A)
5
Q. The median of the data 13, 15, 16, 17, 19, 20 is:
✅ Correct Answer: (C)
33/2