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

In how many ways can a family of 9 divide itself into 3 groups so that each
group contains 3 persons

2 / 50

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

3 / 50

Which of the following Set is a infinite Set A = {x : 2 ≤ x ≤ 12, x is an
integer} B = {x: x is real}, C = {x: 3 < x < 6, x is rational number}, D = {x: x is complex number}

4 / 50

In an objective test marked out of 40, the marks scored by 40 student are
given in this table Marks % 1 - 5 6 - 10 11 - 20 21 - 30 31 - 35 36 - 40.
Calculate the mean, using an assumed mean of 21 No. of Students 2 7 12
8 5 6

5 / 50

When a disfunction (OR) connective is used between two statements p, q,
the statement p OR q is only false when

6 / 50

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

7 / 50

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

8 / 50

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

9 / 50

9. The symbol ∑ƒ means

10 / 50

10.

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)

11 / 50

11.

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

12 / 50

12.

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

13 / 50

13.

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

14 / 50

14. Evaluate n! + 0! / 2

15 / 50

15.

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 and POL 212 only

16 / 50

16.

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

17 / 50

17.

18 / 50

18.

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

19 / 50

19.

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

20 / 50

20.

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

21 / 50

21.

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

22 / 50

22.

23 / 50

23.

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

24 / 50

24.

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

25 / 50

25.

26 / 50

26.

The values of __may be discrete or
continuous

27 / 50

27.

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

28 / 50

28. In how many ways can the acronyms NOUN be written

29 / 50

29. Coefficient of variation is equal to

30 / 50

30. Find the value of 2! + 5!

31 / 50

31.

All qualitative variables are measured on
_scale

32 / 50

32.

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

33 / 50

33.

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

34 / 50

34.

Find the class mark in a grouped frequency table with the class interval 40 -
49

35 / 50

35.

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

36 / 50

36.

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

37 / 50

37.

Write down the sample space for the experiments. Toss a coin 3 times and
observe the total number of heads

38 / 50

38. How many subsets has a set consisting 4 elements

39 / 50

39.

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

40 / 50

40.

41 / 50

41.

What is the third quatile of the following set of data 16, 25, 14, 18, 21, 23,
19, 18, 21, 49

42 / 50

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

43 / 50

43. The biggest financial in scientific research funding is

44 / 50

44. If A= {a,b,c,d,e,f, g, h}, the cardinality of the elements is

45 / 50

45.

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

46 / 50

46.

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

47 / 50

47.

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

48 / 50

48.

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

49 / 50

49.

Hybrid sampling is a method that combines
procedure

50 / 50

50.

An Experiment in which the results are always subject to chances and may
change even if the experiment is repeated under the same condition is
known as

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