Analysis of Statistical Data MCQs

Question. A function very similar to that of sorting letters in a post office is:
(a) Mean
(b) Standard deviation
(c) Classification
(d) Mean deviation

Answer: C

Question. If the class mid points in a frequency distribution of a group of persons are: 125, 132, 139, 146, 153, 160, 167, 174, 181 pounds, then the size of the class is:
(a) 6
(b) 8
(c) 7
(d) 9

Answer: C

Question. Type of bar diagram is:
(a) Pictogram
(b) Sub divided diagram
(c) Line diagrams
(d) Pie diagram

Answer: B

Question. The most commonly used device of presenting business and economic data is:
(a) Pie diagrams
(b) Pictograms
(c) Bar diagrams
(d) Line diagrams

Answer: C

Question. A systematic arrangement of data in rows and columns is:
(a) Table
(b) Tabulation
(c) Body
(d) All of the options

Answer: A

Question. The equity base of the companies remains unchanged, then the total divided earning by share holders in 1991-1992 is:

(a) Rs104 lakh
(b) Rs 9 lakh
(c) Rs12.8 lakh
(d) Rs15.6 lakh

Answer: C

Question. If the number of units of P is to be 3 times that of Q, what is the maximum idle time to maximize total units manufactured?
(a) 0 min
(b) 24 min
(c) 1 hr
(d) 2 hr

Answer: A

Question. In the statistical table column headings are called:
(a) Stubs
(b) Captions
(c) Source note
(d) None of the options

Answer: B

Question. From the below given graph, find what expenditure for the 7 years together from percent of the revenues together:

(a) 75%
(b) 67%
(c) 62%
(d) 83%

Answer: A

Question. In volume diagram the three dimensions which are taken into account are:
(a) Length, weight, breadth
(b) Height, weight, breadth
(c) Length, height, breadth
(d) Length, weight, height

Answer: C

Question. The different types of samplings are:
(a) Probability
(b) Judgement
(c) Mixed
(d) All of the options

Answer: D

Question. Standard error of the sampling distribution of a statistic t is:
(a) √ Standard deviation
(b) √ Median
(c) √ Variance
(d) √ Mean

Answer: C

Question. From the above graph in which year was the growth in expenditure maximum as compared to the previous year:
(a) 1993
(b) 1995
(c) 1991
(d) 1992

Answer: C

Question. What is the appropriate simple annual growth rate of total assets between 1990 and 1993?

(a) 36%
(b) 12%
(c) 9%
(d) 27%

Answer: B

Question. The set of values of the statistic so obtained, one for each sample, constitutes what is called:
(a) Sampling distribution
(b) Systematic sampling
(c) Stratified sampling
(d) Cluster sampling

Answer: A

Question. The magnitude of the class is the:
(a) The product of lower limit and upper limit
(b) The sum of lower limit and upper limit
(c) The difference of upper limit and lower limit
(d) None of the options

Answer: C

Question. From the above figure answer the retained profit in 1991-1992 as compared to that in 1990- 1991 was:
(a) Higher by 2.5%
(b) Higher by 1.5%
(c) Lower by 2.5%
(d) Lower by 1.5%

Answer: D

Question. The numerical information in a statistical table is called the:
(a) Table
(b) Foot note
(c) Source note
(d) Body

Answer: D

Question. A pie diagram is also called:
(a) Pictogram
(b) Angular diagram
(c) Line diagram
(d) Bar diagram

Answer: B

Question. Convert the following into an ordinary frequency distribution:
5 students get less than3 marks; 12 students get less than 6 marks; 25 students get less than 9 marks; 33 students get less than 12 marks.
(a) (0—3)/5, (3—6)/7, (6— 9)/13, (9 —12)/8
(b) (0—3)/6, (3—6)/6, (6— 9)/14, (9 —12)/7
(c) (0—3)/4, (3—6)/8, (6—9)/12, (9 —12)/9
(d) (0—3)/6, (3—6)/8, (6—9)/12, (9 – 12)/7

Answer: A

Question. A professor keeps data on students tabulated by performance and sex of the students. The data is kept on the computer disk and due to virus the following data could be recovered. An expert committee was formed and it was decided. Half the students were either excellent or good. 40% of the students were female.1/3 of the male students were average.

How many students are both female and excellent:
(a) 0
(b) 8
(c) 16
(d) 32

Answer: A

Question. Among every student what is the ratio of male and female:
(a) 1:2
(b) 2:1
(c) 3:2
(d) 2:3

Answer: D

Question. If a sample of size n from a given finite population of size N, then the total number of samples is:
(a) N! / (N –n)!
(b) N!
(c) N! /n!
(d) N! /n! (N – n )!

Answer: D

Question. The value lying half way between the upper limit and lower limit of the class is:
(a) Class interval
(b) Mid point
(c) Frequency
(d) None of the options

Answer: B

Question. In a statistical table the row headings are referred to as:
(a) Source note
(b) Captions
(c) Stubs
(d) Body

Answer: C

Question. Machine A as well as machine B can independently produce either product P or Q. The time taken by machine A and B in minutes to produce one unit of product P and Q is given as follows: (each machine works 8 hours per day)
Product          A         B
    P                10        8
    Q                 6         6
If equal quantities of both are to be produced then out of the 4 choices the least efficient way would be
(a) 48 of each with 3 min idle
(b) 64 of each with 12 min idle
(c) 53 of each with 10 min idle
(d) 71 of each with 9 min idle

Answer: C

Question. Classes in which upper limits are excluded from the respective classes and are included in the immediate next class are:
(a) Open end classes
(b) Close end classes
(c) Inclusive classes
(d) Exclusive classes

Answer: D

Question. The mode of a frequency distribution can be determined graphically by:
(a) Histogram
(b) Frequency curve
(c) Frequency polygon
(d) Ogive

Answer: A

Question. The number of observations in a particular class is called:
(a) Width of the class
(b) Class mark
(c) Frequency
(d) None of the options

Answer: C

Question. If the mid points of the classes are 16, 24, 32, 40, and so on, then the magnitude of the class interval is:
(a) 8
(b) 9
(c) 7
(d) 6

Answer: A

Question. If the class mid points in a frequency distribution of age of a group of persons are 25, 32, 39, 46, 53 and 60. The size of class interval is:
(a) 5
(b) 7
(c) 8
(d) 6

Answer: B

Question. The first step in tabulation is:
(a) Foot note
(b) Source note
(c) Captions
(d) Classification

Answer: D

Question. One dimensional diagram is:
(a) Line diagram
(b) Rectangles
(c) Cubes
(d) Squares

Answer: A

Question. The median of a frequency distribution is found graphically with the help of:
(a) Histogram
(b) Frequency curve
(c) Frequency polygon
(d) Ogive

Answer: D

Question. Two dimensional diagrams used in surface diagrams are:
(a) Squares
(b) Pie diagrams
(c) Circles
(d) All of the options

Question. Find the median of the given ogive:

(a) 150
(b) 200
(c) 148
(d) 175

Answer: D

Question. In chronological classification, the data is classified on the basis of:
(a) Time
(b) Money
(c) Location
(d) Quality

Answer: A

Question. The classification of data according to location is what classification:
(a) Chronological
(b) Quantitative
(c) Qualitative
(d) Geographical

Answer: D

Question. The classes in which the lower limit or the upper limit is not specified are known as:
(a) Open end classes
(b) Close end classes
(c) Inclusive classes
(d) Exclusive classes

Answer: A

Question. From the figure given in Question 27, find the only item that has shown positive growth between 1991 and 1993?
(a) Net fixed assets
(b) Net current assets
(c) Investments
(d) Total assets

Answer: C