MCQ for CA Foundation Maths Chapter 14 MEASURES OF CENTRAL TENDENCY AND DISPERSION

Sample Multiple Choice Questions (MCQ's) for CA Foundation - Paper 3 - Business Mathematics and Logical Reasoning & Statistics - Chapter 14 MEASURES OF CENTRAL TENDENCY AND DISPERSION - For Practice relevant for Dec 22 and May/June 23 Examinations

Q:1 The value of appropriate measure of dispersion for the following distribution of daily wages

 Wages(Rs) Below 30 30-39 40-49 50-59 60-79 Above 80 No. of workers 5 7 18 32 28 10

Is given by

1. Rs 11.03
2. Rs 10.50
3. 11.68
4. Rs 11.68

Q:2 A.M is never less than G.M

1. True
2. false
3. both
4. none

Q:3 When the distribution is symmetrical, mean, median and mode

1. coincide
2. do not coincide
3. both
4. none

Q:4 The number of observations smaller than lower quartile is the same as the no. lying between lower and middle quartile.

1. true
2. false
3. both
4. none

Q:5 7th decile is the abscissa of that point on the Ogive whose ordinate is

1. 7N/10
2. 8N /10
3. 6N/10
4. none

Q:6 A person purchases 5 rupees worth of eggs from 10 different markets.You are to find the average no. of eggs per rupee for all the markets taken together. What is the suitable form of average in this case?

1. A.M
2. G.M
3. H.M
4. none

Q:7 You are given the population of India for the courses of 1981 & 1991. You are to find the population of India at the middle of the period by averaging these population figures, assuming a constant rate of increase of population. What is the suitable form of average in this case?

1. A.M
2. G.M
3. H.M
4. none

Q:8 _____ deviation is called semi-interquartile range.

1. Percentile
2. Standard
3. Quartile
4. none

Q:9 For the following frequency distribution

 Class Interval: 10-20 20-30 30-40 40-50 50-60 60-70 Frequency: 20 9 31 18 10 9

Assumed mean can be taken as

1. 55
2. 45
3. 35
4. none

Q:10 Coefficient of variation is a relative measure of

1. mean
2. deviation
3. range
4. dispersion.