๐Statistics MCQs
Statistics MCQs
490 MCQs11
Selection of s by the students to solve a paper is _________________?
ARandom sampling
BNon-random sampling
CProb.Sampling
DSampling with replacement
12
Probability distribution of a statistics is called_________________?
ASampling
BParameter
CData
DSampling distribution
13
N โ n/N -1 is called ___________ population?
AGroup
BFinite
CUn-finite
DCorrection
14
The process of selecting sample from the population is called_________________?
ASampling process
BSampling unit
CSampling
DSize
15
Sampling error can reduced by __________________?
ANon-random sampling
BIncreasing the population
CDecreasing the sample size
DIncreasing the sample size
16
Non-sample errors are reduced by:________________?
AIncreasing the sample size
BReduced the amount of data
CDecreasing the sample standard deviation
DNone of these
17
If in a sampling distribution of X the sample size is 25, what assumption must hold for the sampling distribution of X to be normal ?
APopulation distribution is normal
Bฮผ1 = ฮผx
CPopulation distribution is uniform
Dฯx = ฯx /โn
18
For making voters lists in Pakistan we need _______________?
ASimple random sampling
BSystematic sampling
CQuota sampling
DCensus
19
Which of the following is impossible in sampling ?
ADestructive tests
BHeterogeneous data
CTo make voters lists
DNone of these
20
(A ฮฒ C) is a frequency of attributes of order_______________?
A3
B(2)
C1 D