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 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

2 / 50

3 / 50

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

4 / 50

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

5 / 50

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

6 / 50

7 / 50

8 / 50

9 / 50

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

10 / 50

10.

Lack of _may be one of the limitations of
statistics

11 / 50

11.

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

12 / 50

12.

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

13 / 50

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

14 / 50

14. Evaluate n! + 0! / 2

15 / 50

15. A set without any element is called

16 / 50

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

17 / 50

17.

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

18 / 50

18.

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

19 / 50

19.

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

20 / 50

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

21 / 50

21.

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

22 / 50

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

23 / 50

23. How many subsets has a set consisting 4 elements

24 / 50

24.

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

25 / 50

25.

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

26 / 50

26.

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

27 / 50

27.

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

28 / 50

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

29 / 50

29.

Hybrid sampling is a method that combines
procedure

30 / 50

30.

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

31 / 50

31.

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

32 / 50

32. Mode is the most __in a sample population

33 / 50

33.

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

34 / 50

34.

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

35 / 50

35.

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

36 / 50

36. The symbol ∑ƒ means

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37.

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

38 / 50

38. Another name for Cummulative Frequency Curve

39 / 50

39.

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

40 / 50

40.

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

41 / 50

41.

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

42 / 50

42.

Experimental
Statistics

43 / 50

43. Find the value of 2! + 5!

44 / 50

44.

The values of __may be discrete or
continuous

45 / 50

45.

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

46 / 50

46.

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

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

49 / 50

49.

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

50 / 50

50.

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

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