Deck 4: Math and Statistics

Question 1

The sum of n terms of an A.P. whose first term and last term are knows as …

A)n/2 (a +1 )
B)n/2 ( a +nd)
C)n/2 ( 2a +1n )
D)None

Answer 1

n/2 (a +1 )

Question 2

The sum at the end of 2 years for 1000 at 10% p.a. compounded yearly

A)100
B)210
C)1100
D)1210

Answer 2

1210

Question 3

Simple interest for a sum of Rs 500 for 2 year at the rate of 8% p a is

A)580
B)420
C)80
D)16

Answer 3

80

Question 4

Compound interest for Rs 25,000/-at the rate of 12% p a for 5years is

A)17623
B)44058
C)19058
D)15000

Question 5

The formula p (1+r/100)n gives ……….

A)The sum at the end of n year
B)CI at the end of n years
C)Present value
D)None

Question 6

The sum at the end of 4 years for Rs 100 at 10% p a C I payable quarterly is

A)100(1.1)3
B)100(1.025)4
C)100(1.025)16
D)100(1.1)4

Question 7

If is the population at the beginning of an years and the increase is r% p a then the population at the end of nth years is

A)P ( 1+ r/100)n
B)P + ( n +1 ) pr / 100
C)P + (n -1) pr / 100
D)Pnr / 100

Question 8

The time period after which the interest is added each time to form a new principle is called

A)Normal period
B)Semi annual period
C)Conversion period
D)None

Question 9

CI is equal to

A)A + P
B)A - P
C)A X P
D)None

Question 10

Statistics is applied in

A)Economics
B)Business management
C)Commerce and Industry
D)All these

Question 11

Statistic deals with

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

Question 12

The primary data are collected by

A)Interview
B)Observation
C)Questionnaire
D)All these

Question 13

………………….. is not dimensional diagram

A)Cubes
B)Rectangles
C)Pictograms
D)Circles

Question 14

Ogives can be used to locate

A)Median
B)Quartiles
C)Deciles
D)All

Question 15

A frequency distribution can be

A)Dicrete
B)Continuous
C)Neither
D)Either

Question 16

……………. Is filled by the enumerator

A)Questionnaire
B)Schedule
C)Questionnaire or Schedule
D)All

Question 17

Statistics are

A)Aggregate of facts
B)Numerically expressed
C)Systematically collected
D)All these

Question 18

Frequency distribution is

A)A table
B)A variable
C)Total Frequency
D)Class Intervals

Question 19

Length of a class is

A)The difference between the UCB and LCB of that class
B)The difference between the UCL and LCL of that class
C)a or b

Question 20

Tabulation is the presentation of data in

A)Groups
B)Rows
C)Columns
D)Rows and columns

Question 21

Statistical results are

A)Absolutely correct
B)Not true
C)True on an average
D)Universally true

Question 22

The process of arranging data in groups according to similarities in character is called

A)Tabulation
B)Classification
C)Tabulation or classifaction
D)None

Question 23

Tally marks determine

A)Class width
B)Class boundary
C)Class Limit
D)Class frequency

Question 24

Histogram is useful to determine

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

Question 25

The graphical representation of a cumulative frequency distribution is called

A)Histogram
B)Ogive
C)Both
D)None