MCQ’S On Statistics & Statistical Sampling

Note: Highlighted options are the answer

MCQ No 1.1

The science of collecting, organizing, presenting, analyzing and interpreting data to assist in making more effective decisions is called:

(a) Statistic (b) Parameter (c) Population (d) Statistics

MCQ No 1.2

Methods of organizing, summarizing, and presenting data in an informative way are called:

(a) Descriptive statistics (b) Inferential statistics (c) Theoretical statistics (d) Applied statistics

MCQ No 1.3

The methods used to determine something about a population on the basis of a sample is called:

(a) Inferential statistics (b) Descriptive statistics (c) Applied statistics (d) Theoretical statistics

MCQ No 1.4

When the characteristic being studied is nonnumeric, it is called a:

(a) Quantitative variable (b) Qualitative variable (c) Discrete variable (d) Continuous variable

MCQ No 1.5

When the variable studied can be reported numerically, the variable is called a:

(a) Quantitative variable (b) Qualitative variable (c) Independent variable (d) Dependent variable

MCQ No 1.6

A specific characteristic of a population is called:
(a) Statistic (b) Parameter (c) Variable MCQ No 1.7 A specific characteristic of a sample is called:	(d) Sample
(a) Variable (b) Constant (c) Parameter MCQ No 1.8 A set of all units of interest in a study is called:	(d) Statistic
(a) Sample (b) Population (c) Parameter MCQ No 1.9 A part of the population selected for study is called a:	(d) Statistic
(a) Variable (b) Data (c) Sample MCQ No 1.10 Listing of the data in order of numerical magnitude is called:	(d) Parameter
(a) Raw data (b) Arrayed data (c) Discrete data	(d) Continuous data

MCQ No 1.11

Listings of the data in the form in which these are collected are known as:

(a) Secondary data (b) Raw data (c) Arrayed data (d) Qualitative data

MCQ No 1.12

Data that are collected by any body for some specific purpose and use are called:

(a) Qualitative data (b) Primary data (c) Secondary data (d) Continuous data

MCQ No 1.13

The data which have under gone any treatment previously is called:

(a) Primary data (b) Secondary data (c) Symmetric data (d) Skewed data

MCQ No 1.14

The data obtained by conducting a survey is called:

(a) Primary data (b) Secondary data (c) Continuous data (d) Qualitative data

MCQ No 1.15

The data collected from published reports is known as:

(a) Discrete data (b) Arrayed data (c) Secondary data (d) Primary data

MCQ No 1.16

A survey in which information is collected from each and every individual of the population is known as:

(a) Sample survey (b) Pilot survey (c) Biased survey (d) Census survey

MCQ No 1.17

Data used by an agency which originally collected them are:

(a) Primary data (b) Raw data (c) Secondary data (d) Grouped data

MCQ No 1.18

Registration is the source of:

(a) Primary data (b) Secondary data (c) Qualitative data (d) Continuous data

MCQ No 1.19

Data in the population census reports are:

(a) Ungrouped data (b) Secondary data (c) Primary data (d) Arrayed data

MCQ No 1.20

Issuing a national identity card is an example of:

(a) Sampling (b) Statistic (c) Census (d) Registration

MCQ No 1.21

A variable that assumes only some selected values in a range is called:

(a) Continuous variable (b) Quantitative variable (c) Discrete variable (d) Qualitative variable

MCQ No 1.22

A variable that assumes any value within a range is called:

(a) Discrete variable (b) Continuous variable (c) Independent variable (d) Dependent variable

MCQ No 1.23

A variable that provides the basis for estimation is called:

(a) Dependent variable (b) Independent variable (c) Continuous variable (d) Qualitative variable

MCQ No 1.24

The variable that is being predicted or estimated is called:

(a) Dependent variable (b) Independent variable (c) Discrete variable (d) Continuous variable

MCQ No 1.25

Monthly rainfall in a city during the last ten years is an example of a:

(a) Discrete variable (b) Continuous variable (c) Qualitative variable (d) Independent variable

MCQ No 1.26:

The proportion of females in a sample of 50 accounts officers is an example of a:

(a) Parameter (b) Statistic (c) Array (d) Variable

MCQ No 1.27:

Number of family members in different families in a town is an example of a:

(a) Discrete variable (b) Continuous variable (c) Dependent variable (d) Qualitative variable

MCQ No 1.28

Colours of flowers are an example of:

(a) Quantitative variable (b) Qualitative variable (c) Skewed variable (d) Symmetric variable

MCQ No 1.29

If each measurement in a data set falls into one and only one of a set of categories, the data set is called:

(a) Quantitative (b) Qualitative (c) Continuous (d) Constant

MCQ No 1.30

Any phenomenon which is not measurable is called:

(a) Variable (b) Constant (c) Parameter (d) Attribute

MCQ No 1.31

A constant can assume values:

(a) Zero (b) One (c) Fixed (d) Not fixed

MCQ No 1.32

A value which does not change from one individual to another individual is called:

(a) Variable (b) Statistic (c) Constant (d) Array

MCQ No 1.33

In the plural sense, statistics means:

(a) Numerical data (b) Methods (c) Population data (d) Sample data

MCQ No 1.34

In the singular sense, statistics means:

(a) Methods (b) Numerical data (c) Sample data (d) Population data

MCQ No 1.35

Weight of earth is:

(a) Discrete variable (b) Qualitative variable (c) Continuous variable (d) Difficult to tell

MCQ No 1.36

Weights of students in a class marks is a:
(a) Discrete data (b) Continuous data MCQ No 1.37 Life of a T.V tube is a:	(c) Qualitative data (d) Constant data
(a) Discrete variable (b) Continuous variable MCQ No 1.38 Questionnaire method is used in collecting:	(c) Qualitative variable (d) Constant
(a) Primary data (b) Secondary data MCQ No 1.39 Census returns are:	(c) Published data. (d) True data
(a) Primary data (b) Secondary data	(c) Qualitative data (d) True data

MCQ No 1.40

Students divided into different groups according to their intelligence and gender will generate:

(a) Quantitative data (b) Qualitative data (c) Continuous data (d) Constant

MCQ No 1.41

Statistics are:

(a) Aggregate of facts and figures (b) Always true (c) Always continuous (d) Always qualitative

MCQ No 1.42

Statistics results are:

(a) Randomly true (b) Always true (c) Not true (d) True on average

MCQ No 1.43 Statistics does not study:

(a) Constant (b) Statistic (c) Parameter (d) Individual

MCQ No 1.44

A statistical population may consist of:

(a) Finite number of values (b) Infinite number of values

(c) Either of (a) and (b) (d) None of (a) and (b)

MCQ No 1.45

The only continuous variable here is:

(a) Rain fall on different days in a city (b) Number of customers entering a store on different days

MCQ No 1.46

Example of descriptive statistics is:

(a) 70% people in Pakistan live in rural areas. (b) 50% people are likely to vote in the national election (c) 20% of the bulbs produced in a factory will be defective (d) Difficult to tell.

MCQ No 1.47

Example of inferential statistics is:

(a) Percentage of smokers in Pakistan (b) Percentage of skilled workers in a factory.

(c) Estimate of increase in prices in the next year (d) None of the above

MCQ No 1.48

Statistics are always:

(a) Exact (b) Estimated values (c) Constant (d) Population values

MCQ No 1.49

Statistics must be:

(a) Comparable (b) Not comparable (c) Discrete in nature (d) Qualitative in nature

MCQ No 1.50

Given 6 quantities, X through X , the correct notation for adding quantities 3 through 6 is:

MCQ No 1.51

(d) 29

MCQ No 1.52

(a) Add all quantities from Y₁ through Y_n (b) Add all quantities from Y=2 through Y_n

MCQ No 1.53

MCQ No 1.54

The figure 22.25 rounded to one decimal place is:
(a) 22.3 (b) 22.1 (c) 22.2 MCQ No 1.55 The figure 22.15 rounded to one decimal place is:		(d) 22
(a) 22.2 (b) 22.1 (c) 22 MCQ No 1.56 The figure 22.26 rounded to one decimal place is:		(d) 22.3
(a) 22.2 (b) 22.3 (c) 22.1 MCQ No 1.57 The figure 22.24 rounded to one decimal place is:		(d) 22
(a) 22.2 (b) 22.3 (c) 22.1 MCQ No 1.58		(d) 22
How many methods are used for the collection of data?		(d) 22
(a) 4 (b) 3 (c) 2		(d) 1

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MCQ’S On Statistics & Statistical Sampling (PC-2)