Deck 5: Index Numbers and Statistical Analysis

Question 1

The sample coefficient of correlation

A)Has the same sign as the slope, i.e. β
B)Can range from -1.00 up to 2.00
C)Is also called Peterson's r
D)Can range from -3.00 up to 2.00

Answer 1

Has the same sign as the slope, i.e. β

Question 2

The regression equation is the line with slope a passing through

A)The point (X¯¯¯¯,Y¯¯¯¯)
B)The point (Y, X)
C)The point (X, Y)
D)The point (Y¯¯¯¯,X¯¯¯¯)

Answer 2

The point (X¯¯¯¯,Y¯¯¯¯)

Question 3

In regression equation y=a+βx+e, both x and y variables are

A)y is fixed and x is random
B)Random
C)Fixed
D)x is fixed and y is random

Answer 3

x is fixed and y is random

Question 4

A series of numerical figures which show the relative position is called

A)index no.
B)relative no.
C)absolute no.
D)none

Question 5

Index no. for the base period is always taken as

A)200
B)50
C)1
D)100

Question 6

play a very important part in the construction of index nos

A)weights
B)classes
C)estimations
D)none

Question 7

___is particularly suitable for the construction of index nos.

A)H.M
B)A.M.
C)G.M
D)None

Question 8

Index nos. show changes rather than absolute amounts of change.

A)Relative
B)Percentage
C)Both
D)None

Question 9

The makes index nos. time-reversible

A)A.M
B)G.M.
C)H.M
D)None

Question 10

Index no. is equal to

A)sum of price relatives
B)average of the price relatives
C)product of price relative
D)none

Question 11

The of group indices given the General Index

A)H.M.
B)G.M.
C)A.M
D)none

Question 12

Circular Test is one of the tests of

A)index no's
B)hypothesis
C)both
D)none

Question 13

____ is an extension of time reversal test

A)Factor Reversal test
B)Circular test
C)Both
D)None

Question 14

Weighted G.M. of relative formula satisfy test

A)Time Reversal Test
B)Circular test
C)Factor Reversal Test
D)None

Question 15

Factor Reversal test is satisfied by:

A)Fisher's Ideal Index
B)Laspeyres Index
C)Paasches Index
D)None

Question 16

Laspeyre's formula does not obey:

A)Factor Reversal Test
B)Time Reversal Test
C)Circular Test
D)None

Question 17

A ratio or an average of ratios expressed as a percentage is called

A)a relative no
B)an absolute no.
C)an index no.
D)none

Question 18

The value at the base time period serves as the standard point of comparison

A)False
B)True
C)Both
D)None

Question 19

An index time series is a list of nos. for two or more periods of time

A)Index
B)Absolute
C)Relative
D)None

Question 20

Index nos. are often constructed from the

A)Frequency
B)Class
C)Sample
D)None

Question 21

__________ is a point of reference in comparing various data describing individual behavior.

A)Sample
B)Base period
C)Estimation
D)None

Question 22

The ratio of price of single commodity in a given period to its price in another period is called the

A)base period
B)price ratio
C)relative price
D)none

Question 23

P01 is the index for time

A)1 on 0
B)0 on 1
C)1 on 1
D)0 on 0

Question 24

When the price of a divided by the price of the preceding year, we, get:

A)Value index
B)Link relative
C)Simple relative
D)None of them

Question 25

The most appropriate average in averaging the price relatives is:

A)Median
B)Harmonic mean
C)Arithmetic mean
D)Geometric mean