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. The following are types of correlation except _________
2 / 50
2. Like other quartiles, the median quartile is at what percent mark:_____%
3 / 50
3. When an investigator uses questionnaire to collect data from group of people in a population, such data is called ______data
4 / 50
4. Quantitative variable can be classified into _________
5 / 50
5. Variables whose values are fractional and are points on an internal are called _________
6 / 50
6. Distributions in which there are only one variable are called __________
7 / 50
7. _____________________ provides various types of statistical information of either Qualitative or quantitative nature
8 / 50
8. The degree of randomness of selection would depend upon the process of selecting the items from the _________
9 / 50
9. 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 ____
10 / 50
10. Indicators which reflect the relative changes in the level of certain phenomenon in any given period are ________
11 / 50
11. If wale predicts that value of 50kg bag of rice will rise in 2022 based on past year (2016) and present year (2019), wale assumption is based on ____
12 / 50
12. 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
13 / 50
13. The first moment about mean is given by [ H_{1}=]
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. Classification of data based on sources gives rise to __________
17 / 50
17. Any characteristics of an object that is capable of assuming different values is called _______
18 / 50
18. The second quartile is equivalent to the _________
19 / 50
19. Data collected on a particular variable or set of variables over time is called _________
20 / 50
20. 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
21 / 50
21. A summary measure that describes any given characteristic of the population is known as a ________
22 / 50
22. Multiple regression is also known as _____ regression
23 / 50
23. ANOVA can be classified in ________ ways
24 / 50
24. The following are measurement scales except ________
25 / 50
25. 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____
26 / 50
26. Distributions involving two discrete variables are called ___________
27 / 50
27. A graphical method of showing correlation between two variables is called ________
28 / 50
28. In simple linear regression, the numbers of unknown constants are ______
29 / 50
29. When the correlation coefficient r, equals zero, then __________
30 / 50
30. Individual data can also be called ____________ data
31 / 50
31. Compute the harmonic mean of 5, 6 and 7
32 / 50
32. The measure of the degree of uniformity of observations in a given set of data can be said to be _____
33 / 50
33. 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 _________
34 / 50
34. Correlation values ranges from _________
35 / 50
35. What is the range of the data 5, 2, 2, 3, 7, 8, 18, 1 ?
36 / 50
36. Compute the harmonic mean of 5, 6 and 7
37 / 50
37. Variables whose values are whole numbers or integers are called _________
38 / 50
38. Variables whose values are whole numbers or integers are called ________
39 / 50
39. The boundaries separating the items in a given distribution into quarters are called ________
40 / 50
40. The branches of statistics that deals with mutual dependence or inter-relationship of two or more variables is _____
41 / 50
41. Correlation is used to determine the extent at which the variable are correlated is called_________ correlation
42 / 50
42. A graphical method of showing correlation between two variables is called __________
43 / 50
43. Data collected from CBN website are called ________ data
44 / 50
44. Correlation values ranges from ________
45 / 50
45. Purposive samples can be occasionally referred to as ______ samples
46 / 50
46. Calculate the standard deviation of the date in the table below
47 / 50
47. ___________ refers to the formula or statistic which has been chosen to provide an estimate of the population value
48 / 50
48. The difference between the highest observation and the lowest observation is called ________
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49. The method of least squares dictates that we choose a regression line where the sum of the square of deviations of the points from the line is _______
50 / 50
50. The second quartile is equivalent to the __________
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