Deck 1: Statistics

Question 1

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

A)science of soldiers
B)science of kings
C)science of business man
D)science of managers

Answer 1

science of kings

Question 2

Now a days the use of statistics is extended to various fields such as ………….

A)Agriculture
B)Economic
C)Psychology
D)All of these

Answer 2

All of these

Question 3

In ………… sense, statistics refers to numerical statements of facts.

A)plural
B)singular
C)both
D)none

Answer 3

plural

Question 4

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

A)central calculation
B)central location
C)central information
D)central data

Question 5

The arithmetic mean of a variable 'x' is denoted by the symbol.

A)x²
B)x
C)¯x
D)? x

Question 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

Question 7

Geometric mean considered to be the best average in the construction of ……

A)Index numbers
B)median
C)mode
D)quartiles

Question 8

There are equal number of observations on the right and on the left of ……… value

A)mean
B)median
C)mode
D)quartile

Question 9

The word statistics have been derived from the Latin word -

A)Statistik
B)Status
C)Statista
D)Strata

Question 10

Statistics helps in

A)Testing
B)Prediction
C)Formulating policies
D)all of these

Question 11

Modern statistical devices have been made business forecasting more

A)precise and accurate
B)difficult
C)misunderstanding
D)easy

Question 12

---- are the eyes of Govt. administration

A)Statistics
B)Economics
C)Politics
D)none

Question 13

Statistics does not deals with

A)Qualitative
B)Quantitative
C)Both
D)None

Question 14

Statistics is an art as well as

A)Science
B)Average
C)Theory
D)None

Question 15

-----is a figure that represents the whole group

A)Average
B)Value
C)Data
D)None

Question 16

What is the Mean for the following observation ; 3,4,6,7,10

A)4
B)5
C)6
D)9

Question 17

Which divides the value of a variable into two equal parts?

A)Median
B)Mean
C)Mode
D)All these

Question 18

----- is the value of item of a series which occurs most frequently

A)Median
B)Mean
C)Mode
D)none

Question 19

----- is not affected by extreme items

A)Mean
B)Median
C)Mode
D)All these

Question 20

When the distribution is of open end classes which average may appropriate

A)Mean
B)Median
C)Mode
D)None

Question 21

Find mode of the following series 2, 3, 4, 3, 4 ,3 ,5, 3, 7

A)3
B)4
C)5
D)2

Question 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

Question 23

-----is a mathematical average

A)Arithmetic Mean
B)Geometric Mean
C)Both
D)None

Question 24

-----is not a patrician value

A)Mean
B)Median
C)Quartiles
D)all these

Question 25

---- is the half distance between the third and first quartiles

A)Q.D
B)M.D
C)S.D
D)Variance