# 90+ Statistics for Research Solved MCQs

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1.

## In olden days statistics also called ………………

A. science of soldiers
B. science of kings
D. science of managers
2.

A. Agriculture
B. Economic
C. Psychology
D. All of these
3.

A. plural
B. singular
C. both
D. none
4.

## Measures of central tendency is also known as measures of ……………

A. central calculation
B. central location
C. central information
D. central data
5.

A. x2
B. x
C. x
D. ∑ x
6.

## Short cut method for calculating arithmatic mean also known as

A. assumed average method
B. Assumed variable method
C. Assumed mean method
D. All of these
7.

A. Index numbers
B. median
C. mode
D. quartiles
8.

A. mean
B. median
C. mode
D. quartile
9.

A. Statistik (
B. Status (
C. Statista (
D. Strata
10.

## Statistics helps in

A. Testing (
B. Prediction (
C. Formulating policies (
D. all of these
11.

A. precise and accurate (
B. difficult (
C. misunderstanding (
D. easy
Answer» A. precise and accurate (
12.

A. Statistics (
B. Economics (
C. Politics (
D. none
13.

## Statistics does not deals with

A. Qualitative (
B. Quantitative (
C. Both (
D. None
14.

A. Science (
B. Average (
C. Theory (
D. None
15.

A. Average (
B. Value (
C. Data (
D. None
16.

A. 4 (
B. 5(
C. 6 (
D. 9
17.

A. Median (
B. Mean (
C. Mode (
D. All these
18.

A. Median (
B. Mean (
C. Mode (
D. none
19.

A. Mean (
B. Median (
C. Mode (
D. All these
20.

A. Mean (
B. Median (
C. Mode (
D. None
21.

A. 3 (
B. 4 (
C. 5 (
D. 2
22.

## ----- is useful for computing average rate of increase of profits , average rate of speed , average price ..etc

A. Arithmetic Mean (
B. Geometric Mean (
C. Harmonic Mean (
D. Mode
23.

## -----is a mathematical average

A. Arithmetic Mean (
B. Geometric Mean (
C. Both (
D. None
24.

A. Mean (
B. Median (
C. Quartiles (
D. all these
25.

A. Q.D (
B. M.D (
C. S.D (
D. Variance
26.

A. (Q3-Q1)/2 (
B. (Q2-Q3)/2 (
C. (Q2-Q1)/2 (
D. none
27.

A. First (
B. second (
C. Third (
D. None
28.

A. Range (
B. Mean (
C. Dispersion (
D. None
29.

## The most important measure of dispersion

A. Range (
B. Mean deviation (
C. Standard deviation (
D. Quartile deviation
30.

A. Range (
B. Variance (
C. Quartile (
D. none
31.

## For comparing variability in scores of 2 Batsman we can use

A. Standard Deviation (
B. Mean (
C. Coefficient of variation (
D. mode
Answer» C. Coefficient of variation (
32.

A. (S.D)2 (
B. √S.D (
C. ( S.D) 3(
D. 1/S.D
33.

A. Mean (
B. Median (
C. Mode (
D. Variance
34.

## Co. Efficient of variation is equal to

A. (S.D/Mean)x100 (
B. (S.D/Range )x100 (
C. (Mean/ S.D)x100 (
D. None
35.

A. Skewness (
B. Kurtosis (
C. Range (
D. None
36.

A. Equal (
B. Not equal (
C. Symmetric (
D. None
37.

A. Skewness (
B. Kurtosis (
C. Range (
D. Variance
38.

## Skewness may be ----

A. + or – (
B. Zero (
C. Both (
D. None
Answer» A. + or – (
39.

A. Leptokurtic (
B. Platy (
C. Mesokurtic (
D. None
40.

## ----- are devices for measuring differences in the magnitude of a group of related variables

A. Index numbers (
B. Time series (
C. Standard deviation (
D. Mean
41.

A. Average (
B. Percentage (
C. Both (
D. None
42.

A. Laspear’s (
B. Paasche’s (
C. Fishers (
D. Kelley’s
43.

A. Base (
B. Current (
C. Average (
D. None
44.

## ----- is not a factor responsible for seasonal variation

A. Climatic condition (
B. social customs (
C. Religious functions (
D. Operation condition
45.

## laspeyer’s method and Paashe’s method do not satisfy

A. Unit test (
B. Factor reversal test (
C. Time reversal test (
D. None
46.

## Fisher’s formula satisfies ---- test

A. Unit test (
B. Time reversal Test (
C. factor Reversal test (
D. All
47.

## ----- is the easiest of all the methods for measuring trend

A. Freehand curve (
B. Method of semi average (
C. Method of least squres
D. Method of moving curve
48.

## ---- is a set of values arranged in chronological order

A. Time series (
B. Index number (
C. Both (
D. None
49.

A. 1 (
B. 2 (
C. 3 (
D. 4
50.

## Moments are used to find a measure of

A. Central tendency (
B. Dispersion (
C. Skewness (
D. All these
51.

A. Expert (
B. Inexpert (
D. All of them
52.

## ------ is capable of more algebraic treatment

A. arithmetic mean (
B. Median (
C. Both (
D. None
53.

## ------ is considered to best average

A. arithmetic mean (
B. Median (
C. Mode (
D. None
54.

## ------ is used whenever the relative importance of the items in a series differs

A. Simple arithmetic mean (
B. Weighted arithmetic mean (
C. Geometric mean(
D. None
Answer» B. Weighted arithmetic mean (
55.

A. death rate (
B. birth rate (
C. Both (
D. None
56.

## Median is a ----- average

A. Mathematical (
B. Positional (
C. Both (
D. None
57.

## ----- is not capable of algebraic treatment

A. arithmetic mean (
B. Median (
C. Both (
D. None
58.

A. A.M (
B. G.M (
C. H.M (
D. mode
59.

## ----- is ill-defined

A. arithmetic mean (
B. Median (
C. Mode (
D. None
60.

A. Quartiles (
B. Mean (
C. Median (
D. Range
61.

## ---- are known as averages of first order

A. Measures of central tendency (
B. Measures of dispersion (
C. Averages (
D. None
Answer» A. Measures of central tendency (
62.

A. Range (
B. Q.D (
C. M.D (
D. Variance
63.

A. Range (
B. Mean (
C. Both (
D. None
64.

A. Zero (
B. One (
C. Two (
D. Three
65.

A. S.D (
B. Mean (
C. Both (
D. None
66.

A. H.M (
B. G.M (
C. A.M (
D. S.D
67.

A. H.M (
B. G.M (
C. A.M (
D. Mode
68.

## Measures of dispersion are statistical devices to measure the ----- in a series

A. Variability (
B. Convertibility (
C. Flexibility (
D. None
69.

## ----- is a geometric method of measuring variability

A. Lorenz Curve (
B. Geometric curve (
C. Both (
D. None
70.

## The most commonly used relative measure of dispersion

A. Coefficient of variation (
B. Q.D (
C. S.D (
D. None
Answer» A. Coefficient of variation (
71.

A. Absolute (
B. Relative (
C. Both (
D. None
72.

A. H-L (
B. L-H (
C. Both (
D. None
73.

A. 70 (
B. 75 (
C. 85 (
D. 32
74.

A. Mean (
B. Median (
C. Range (
D. Quartiles
75.

## Q . D is ---- of more algebraic treatment

A. Capable (
B. Not capable (
C. either capable or not (
D. None
76.

## Mean deviation is based on all values , so it is more

A. valuable (
B. Understandable (
C. Representative (
D. All these
77.

A. S.D (
B. Q.D (
C. M.D (
D. Range
78.

A. Mean (
B. Median (
C. mode (
D. None
79.

A. Mean (
B. Median (
C. mode (
D. All these
80.

A. Zero (
B. One (
C. Two (
D. None
81.

## Graphical method of measuring variability is first used by

A. Max O Lorenze (
B. Carl Pearson (
C. Spiegel (
D. Fishers
Answer» A. Max O Lorenze (
82.

A. skewness (
B. Kurtosis (
C. Moments (
D. Dispersion
83.

A. Deviation (
B. Skewness (
C. Median (
D. Variance
84.

A. averages (
B. Deviation (
C. Both (
D. None
85.

## ---- serves as an economic barometer

A. Index numbers (
B. Skewness (
C. Kurtosis (
D. None
86.

## ---- are specialized type of averages

A. Index numbers (
B. mean (
C. Median (
D. Mode
87.

## Important use of Index numbers is for

A. Wage negotiation and wage contracts (
B. Employee satisfaction (
C. Job satisfaction (
D. welfare schemes
Answer» A. Wage negotiation and wage contracts (
88.

## According to ---- method original data are plotted on graph

A. Free hand curve (
B. Semi average (
C. moving average (
D. Least square
Answer» A. Free hand curve (
89.

## Laspeyrs formula does not obey

A. Factor reversal test (
B. Time reversal test (
C. Both (
D. None
90.

## Fishers ideal index formula satisfies ---- test

A. Factor reversal test (
B. Time reversal test (
C. Both (
D. none
91.

A. 0 (
B. 1 (
C. 2 (
D. 3
92.

A. 5 (
B. 2 (
C. 3 (
D. 1