POL212

Category: POL212

ATTENTION:

Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.

Good luck!

POL212

1 / 50

1. Find the class mark of a population whose class intervals are x1 to x2

2 / 50

An advantage of frequency polygon over histogram is that it is easy to
compare

3 / 50

Politics is a Social Science because it uses
_tools for analysis

4 / 50

The scientific method for collection, summarisation, presentation, analysis
and interpretation of data is called

5 / 50

One of the class interval for a grouped frequency table is 60 - 66, what is
the class boundary for this class

6 / 50

In a Political group of 12 members the probability of picking a number from
any one of the six geo-political zones in Nigeria is 2/3. If some members
are to represent the group in a National meeting, find the probability that 8
members are chosen

7 / 50

7. The biggest financial in scientific research funding is

8 / 50

In a class of 181 student, 102 offers POL 212, 64 offer BHM 206, 58 offer
POL 202 and all the students take at least one of the subjects. 20 offer
POL 212 and BHM 206, 15 offer POL 212 and POL 202, 18 offer BHM 206
and POL 212. Find how many students offer BHM 206 only

9 / 50

A box contains 10 green, 8 yellow and 5 red marbles. If two marbles are
picked at random, what is the probability that one is green and one is red

10 / 50

10.

In a single toss of three fair coins. What is the probability of having exactly
2 tails

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11.

If the Universal Set U is given by U = {a, b, c, d, e, f, h, h} and the sets A =
{a, b, c}, B = {b, c, d, f, h}, C = {b, c, d, e}; find (AnB)

12 / 50

12.

In a social research, the act of reading through books by scholars on the
subject matter is called _review

13 / 50

13. Find the value of 2! + 5!

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14.

A folder contains 7 blue biros, 6 red biros and 3 black biros without
replacement, find the probability that the three biros are of different colour

15 / 50

15.

The primary purpose for is to discover,
interpret develop methods and systems for the growth of knowledge

16 / 50

16.

If the probability of a pregnant woman giving birth to a male child is 0.25,
what is the probability that the child will be a girl

17 / 50

17.

A branch of __that deals with analysis and
interpretation of numerical data in terms of sample and population is called
statistics

18 / 50

18.

The major challenge against accurate head count apart from funding and
logistics is

19 / 50

19.

p <=> q is a statemnent obtaind by using 'if and only if' connective to one
simple statements p and q. When is the resulting statement p <=> q True

20 / 50

20.

The cardinality of the union of Sets A, B, C, if A = {2, 3, 5, 7, 11, 13}, B = {0,
1, 9,} and C = {2, 4, 6, 8, 10, 12, 14} is

21 / 50

21.

One of the attributes of statistical inquires and sampling is that it enable
researcher get __easily

22 / 50

22.

Five delegates out of 6 women and 7 men are to represent an electoral
body at a National election. In how many ways can the delegates be
selected if it must consist of 2 women and 3 men

23 / 50

23.

If A= {a,b,c,d,e,f} and B={c,d,e}, then, it is correct to conclude that B is
A

24 / 50

24. Mode is the most __in a sample population

25 / 50

25.

26 / 50

26.

In a broad sense, _is a diagram that shows
relationships between numbers

27 / 50

27.

The scores of 5 students in an examination are: 6, 5, 8, 7 and 4. Find the
variance

28 / 50

28. A pair of dice is tossed. Find the probability of getting a total of 10

29 / 50

29. Another name for Cummulative Frequency Curve

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30.

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31.

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32.

p AND q is a compound statement formed from two simple statements p
and q respectively. What is the statement p ^ q

33 / 50

33.

The recommend that census should seek Age, Nationality, Sex and Weight
is made by

34 / 50

34.

Calculate the standard deviation of the following set of numbers:
148,146,150,154,156,158,160,162,164,166,168,170

35 / 50

35.

There are basically two methods for assigning probabilities to events. One
of these methods is

36 / 50

36.

The difference between the largest and smallest scores of ungrouped data
is the

37 / 50

37. Coefficient of variation is equal to

38 / 50

38. If sets A={2,5,7,8,9} and B={1,3,5,7}. Then AnB is

39 / 50

39.

When an experiments are actually carried out under the same condition
through which an outcome is obtained. The probability of such an event is
called

40 / 50

40.

Two sets X and Y are said to be _if they have
no elements in common

41 / 50

41.

In a particular week, the number of student that enrols at various school at
the National Open University of Nigeria is as follow; School of education
150; School of Arts and Social Sciences 360; School of Law 220; School of
Science and Technology 250; School of management 600; School of Postgraduate Studies 420. If the information is represented on a pie chart, what
angle will the School of Arts & Social Sciences be represented with

42 / 50

42.

The scores of 5 students in an examination are 6, 5, 8, 7 and 4. Find the
standard deviation

43 / 50

43.

Given a set of raw data 2, 3, 2, 1, 4, 4, 1, 1, 1, 3, 2, 2, 2, 2, 5, 0, 0, 0, 1. The
date with the highest frequency is

44 / 50

44.

A ballot box containing 12 male voter's cards and another box containing
100 female voter's cards. Find the number of ways of selecting 5 male
voter's cards

45 / 50

45.

Experimental
Statistics

46 / 50

46. The symbol ∑ƒ means

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47.

The probability of an event that can be obtained from an already existing
result, from what is likely to happen or from already known information is
termed

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48. Some of the functions of statistics in the society may be

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49.

Hybrid sampling is a method that combines
procedure

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50.

De facto is the approach whereby each individual is counted at the place
he is found at the time of __exercise

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