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!
STT206
1 / 50
1. A summary measure that describes any given characteristic of the population is known as a ________
2 / 50
2. A graphical method of showing correlation between two variables is called __________
3 / 50
3. Individual data can also be called ____________ data
4 / 50
4. Forecasts concerning the near future are known as ______ forecasts
5 / 50
5. The values of (xi,yi) are given as (1,2), (2,4), (3,8), (4,7), (5,10), (6,5), (7,14), (8,16), (9,2), (10,20) find the value of summation xi
6 / 50
6. The chi-square goodness-of-fit test is be used to test for _____
7 / 50
7. When the correlation coefficient r, equals zero, then __________
8 / 50
8. Variables whose values are fractional and are points on an internal are called _________
9 / 50
9. Variables that assume any value within an interval or have the property of infinite divisibility are _____ variables
10 / 50
10. The branches of statistics that deals with mutual dependence or inter-relationship of two or more variables is _____
11 / 50
11. Compute the harmonic mean of 5, 6 and 7
12 / 50
12. Data collected on a particular variable or set of variables over time is called _________
13 / 50
13. A bus starts with 6 people and stops at 10 different stops, how many different ways can the 6 people depart if any passenger can depart at any bus stop ____
14 / 50
14. If the points on the scatter diagram show no tendency either to increase together or decrease together the value of r will be close to _______
15 / 50
15. The following are measurement scales except _______
16 / 50
16. Any characteristics of an object that is capable of assuming different values is called __________
17 / 50
17. The values of (xi,yi) are given as (1,2), (2,4), (3,8), (4,7), (5,10), (6,5), (7,14), (8,16), (9,2), (10,20) find the value of summation yi
18 / 50
18. The difference between the highest observation and the lowest observation is called ________
19 / 50
19. A graphical method of showing correlation between two variables is called __________
20 / 50
20. Scale that has all the properties of the nominal, ordinal and interval scales including the additional property of having an absolute zero point is known as ____ scale
21 / 50
21. Analysis of Variance (ANOVA) is a test for equality of _____
22 / 50
22. The following are types of correlation except _________
23 / 50
23. Variables whose values are whole numbers or integers are called _________
24 / 50
24. ANOVA means _______
25 / 50
25. Distributions in which there are only one variable are called _________
26 / 50
26. Data collected on a particular variable or set of variables over time is called _________
27 / 50
27. The first moment about mean is given by [ H_{1}=]
28 / 50
28. Distributions in which there are only one variable are called __________
29 / 50
29. Consider a set of data on monthly sales of a company�??s product, the mean of which was found to be N240,000; the mode found to be N135,000; and the standard deviation found to be N85,000. Calculate Coefficient of skewness
30 / 50
30. Compute the harmonic mean of 5, 6 and 7
31 / 50
31. Purposive samples can be occasionally referred to as ______ samples
32 / 50
32. Quantitative variable can be classified into ________
33 / 50
33. The mathematical method of determined the points estimate of ‘a’ and ‘b’ from the available sample points is called ____ method
34 / 50
34. ANOVA can be classified in ________ ways
35 / 50
35. Like other quartiles, the median quartile is at what percent mark:_____%
36 / 50
36. A bus starts with 6 people and stops at 10 different stops, how many different ways can the 6 people depart if any passenger can depart at any bus stop _________
37 / 50
37. The following are measurement scales except ________
38 / 50
38. Quantitative variable can be classified into _________
39 / 50
39. The payoffs associated with each possible outcome in a decision problem should be listed in ______ table
40 / 50
40. Distributions involving two discrete variables are called __________
41 / 50
41. Consider a set of data on monthly sales of a company’s product, the mean of which was found to be N240,000; the mode found to be N135,000; and the standard deviation found to be N85,000. The Pearson’s No. 1 Coefficient of skewness would be____
42 / 50
42. the most common index numbers are _____
43 / 50
43. The following are types of correlation except _________
44 / 50
44. The degrees of freedom for the test statistic for μ when σ is unknown is __________
45 / 50
45. The values of (xi,yi) are given as (1,2), (2,4), (3,8), (4,7), (5,10), (6,5), (7,14), (8,16), (9,2), (10,20) find the value of summation yi
46 / 50
46. Sampling is simply a process of learning about the __________________ on the basis of a sample drawn from it
47 / 50
47. The measure of the degree of uniformity of observations in a given set of data can be said to be _____
48 / 50
48. Forecasts that concern the distant future are _______ forecasts
49 / 50
49. The difference between the highest observation and the lowest observation is called ________
50 / 50
50. Variables whose values are whole numbers or integers are called ________
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