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

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

2 / 50

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

3 / 50

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

4 / 50

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

5 / 50

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

6 / 50

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

7 / 50

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

8 / 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}

9 / 50

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

10 / 50

10.

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

11 / 50

11.

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

12 / 50

12.

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 all the three subjects

13 / 50

13. The symbol ∑ƒ means

14 / 50

14.

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

15 / 50

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

16 / 50

16.

17 / 50

17.

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

18 / 50

18. The biggest financial in scientific research funding is

19 / 50

19.

Experimental
Statistics

20 / 50

20.

Politics is a Social Science because it uses
_tools for analysis

21 / 50

21. The two types of statistics are

22 / 50

22.

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

23 / 50

23.

Hybrid sampling is a method that combines
procedure

24 / 50

24.

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

25 / 50

25.

The values of __may be discrete or
continuous

26 / 50

26.

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

27 / 50

27.

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

28 / 50

28.

Lack of _may be one of the limitations of
statistics

29 / 50

29.

All qualitative variables are measured on
_scale

30 / 50

30.

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

31 / 50

31.

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

32 / 50

32.

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

33 / 50

33.

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

34 / 50

34.

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

35 / 50

35.

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

36 / 50

36.

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

37 / 50

37.

38 / 50

38.

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

39 / 50

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

40 / 50

40.

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

41 / 50

41. Another name for Cummulative Frequency Curve

42 / 50

42.

43 / 50

43.

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

44 / 50

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

45 / 50

45.

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

46 / 50

46.

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

47 / 50

47. Mode is the most __in a sample population

48 / 50

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

49 / 50

49. Evaluate n! + 0! / 2

50 / 50

50.

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

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