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

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

2 / 50

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

3 / 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

4 / 50

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

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

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

7 / 50

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

8 / 50

Lack of _may be one of the limitations of
statistics

9 / 50

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

10 / 50

10. Find the third quartile in the following data set; 22,31,20,24,27,55

11 / 50

11.

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

12 / 50

12.

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

13 / 50

13.

A statistical experiemnt in which the results of the experiment are not
subject to chance if repeatedly severally under the same condition is called

14 / 50

14.

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

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 206 and POL 202 only

16 / 50

16.

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

17 / 50

17.

All qualitative variables are measured on
_scale

18 / 50

18.

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

19 / 50

19.

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

20 / 50

20.

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

21 / 50

21. Another name for Cummulative Frequency Curve

22 / 50

22.

Experimental
Statistics

23 / 50

23.

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

24 / 50

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

25 / 50

25. The symbol ∑ƒ means

26 / 50

26.

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

27 / 50

27.

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

28 / 50

28. A set without any element is called

29 / 50

29.

30 / 50

30. Evaluate n! + 0! / 2

31 / 50

31.

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

32 / 50

32. Find the value of 2! + 5!

33 / 50

33.

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

34 / 50

34.

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

35 / 50

35. The biggest financial in scientific research funding is

36 / 50

36.

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

37 / 50

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

38 / 50

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

39 / 50

39.

The values of __may be discrete or
continuous

40 / 50

40.

Any piece(s) of information that represents the qualitative attributes of a
variable(s) is called

41 / 50

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

42 / 50

42.

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)

43 / 50

43.

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

44 / 50

44. Mode is the most __in a sample population

45 / 50

45.

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

46 / 50

46.

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

47 / 50

47.

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

48 / 50

48. If A=46, B=34 and C=40; What angle would represent B on a pie chart

49 / 50

49. The two types of statistics are

50 / 50

50.

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

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