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Category: STT206

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STT206

1 / 50

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

2 / 50

Data which are collected by someone else or some organization either in published or unpublished forms is called ________ data

3 / 50

 Quantitative variable can be classified into _________

4 / 50

Classification of data based on sources gives rise to __________

5 / 50

Range of 8, 12, 5, 15 is ______

6 / 50

The following are types of correlation except _________

7 / 50

 The boundaries separating the items in a given distribution into quarters are called ________

8 / 50

Distributions in which there are only one variable are called ___________

9 / 50

 Variables whose values are fractional and are points on an internal are called _________

10 / 50

Variables whose values are given as numerical quantities is called _____ variables

11 / 50

Forecasts based solely on past and present values of the variable to be forecast is called_______ forecasts

12 / 50

Hypothesis testing starts with a statement about population parameters such as _________

13 / 50

Multiple regression is also known as _____ regression

14 / 50

Distributions in which there are only one variable are called __________

15 / 50

The measure of dispersion that ensures highest degree of reliability is ___________

16 / 50

_____________________ provides various types of statistical information of either Qualitative or quantitative nature

17 / 50

 The second quartile is equivalent to the __________

18 / 50

Distributions involving two discrete variables are called ________

19 / 50

In simple linear regression, the numbers of unknown constants are ______

20 / 50

When an investigator uses questionnaire to collect data from group of people in a population, such data is called ______data

21 / 50

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

22 / 50

A summary measure that describes any given characteristic of the population is known as a ________

23 / 50

Data collected from CBN website are called ________ data

24 / 50

The measure of the degree of uniformity of observations in a given set of data can be said to be _____

25 / 50

 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

26 / 50

 Any characteristics of an object that is capable of assuming different values is called _______

27 / 50

Data collected on a particular variable or set of variables over time is called _________

28 / 50

 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 _________

29 / 50

Under coefficient of correlation, When r = 0 i.e. there is ________ relationship

30 / 50

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 ____

31 / 50

ANOVA can be classified in ________ ways

32 / 50

_______ is value of the sample statistic which is taken as an approximation of the parameter value

33 / 50

When the correlation coefficient r, equals zero, then __________

34 / 50

Variables that assume any value within an interval or have the property of infinite divisibility are _____ variables

35 / 50

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 _______

36 / 50

Variables whose values are whole numbers or integers are called _________

37 / 50

___________ refers to the formula or statistic which has been chosen to provide an estimate of the population value

38 / 50

Indicators which reflect the relative changes in the level of certain phenomenon in any given period are ________

39 / 50

A graphical method of showing correlation between two variables is called __________

40 / 50

 Correlation values ranges from ________

41 / 50

Calculate the standard deviation of the date in the table below 

42 / 50

Compute the harmonic mean of 5, 6 and 7

43 / 50

Under correlation coefficient, When r = +1, there is a ________linear relationship

44 / 50

Where T.S.S is 172.5 and W.S.S.S is 125.5, B.S.S.S will be ________

45 / 50

Correlation is used to determine the extent at which the variable are correlated is called_________ correlation

46 / 50

Variables whose values are fractional and are points on an internal are called _________

47 / 50

The degrees of freedom for the test statistic for μ when σ is unknown is __________

48 / 50

Distributions involving two discrete variables are called ___________

49 / 50

The following are types of correlation except _________

50 / 50

 Quantitative variable can be classified into ________

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