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
One of the class interval for a grouped frequency table is 60 - 66, what is the class boundary for this class
2 / 50
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)
3 / 50
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
4 / 50
4. Find the third quartile in the following data set; 22,31,20,24,27,55
5 / 50
Any piece(s) of information that represents the qualitative attributes of a variable(s) is called
6 / 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
7 / 50
7. The two types of statistics are
8 / 50
Lack of _may be one of the limitations of statistics
9 / 50
A branch of __that deals with analysis and interpretation of numerical data in terms of sample and population is called statistics
10 / 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 and POL 212 only
11 / 50
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
12 / 50
12. If A= {a,b,c,d,e,f, g, h}, the cardinality of the elements is
13 / 50
In a single toss of three fair coins. What is the probability of having exactly 2 tails
14 / 50
Two sets X and Y are said to be _if they have no elements in common
15 / 50
15. A pair of dice is tossed. Find the probability of getting a total of 10
16 / 50
Politics is a Social Science because it uses _tools for analysis
17 / 50
17. Find the value of 2! + 5!
18 / 50
The scores of 5 students in an examination are 6, 5, 8, 7 and 4. Find the standard deviation
19 / 50
What is the third quatile of the following set of data 16, 25, 14, 18, 21, 23, 19, 18, 21, 49
20 / 50
20. Evaluate n! + 0! / 2
21 / 50
21. If A=46, B=34 and C=40; What angle would represent B on a pie chart
22 / 50
Calculate the standard deviation of the following set of numbers: 148,146,150,154,156,158,160,162,164,166,168,170
23 / 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
24 / 50
In how many ways can a family of 9 divide itself into 3 groups so that each group contains 3 persons
25 / 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}
26 / 50
26. How many subsets has a set consisting 4 elements
27 / 50
27. The symbol ∑ƒ means
28 / 50
One of the attributes of statistical inquires and sampling is that it enable researcher get __easily
29 / 50
30 / 50
Hybrid sampling is a method that combines procedure
31 / 50
There are basically two methods for assigning probabilities to events. One of these methods is
32 / 50
When a disfunction (OR) connective is used between two statements p, q, the statement p OR q is only false when
33 / 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
34 / 50
If A= {a,b,c,d,e,f} and B={c,d,e}, then, it is correct to conclude that B is A
35 / 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
36 / 50
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
37 / 50
The scientific method for collection, summarisation, presentation, analysis and interpretation of data is called
38 / 50
The major challenge against accurate head count apart from funding and logistics is
39 / 50
39. Find the class mark of a population whose class intervals are x1 to x2
40 / 50
Experimental Statistics
41 / 50
41. Mode is the most __in a sample population
42 / 50
In a social research, the act of reading through books by scholars on the subject matter is called _review
43 / 50
43. The biggest financial in scientific research funding is
44 / 50
All qualitative variables are measured on _scale
45 / 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
46 / 50
46. Another name for Cummulative Frequency Curve
47 / 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
48 / 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
49 / 50
The primary purpose for is to discover, interpret develop methods and systems for the growth of knowledge
50 / 50
50. Some of the functions of statistics in the society may be
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