MTH302 Current Quiz

MTH Current Quiz

Quiz Start Time: 05:28 PM Time Left 88 sec(s) Question # 2 of 10 ( Start time: 05:30:13 PM ) Total Marks: 1 Slope of the line passing through the points A (2, 3) and B (3, 4) is Zero One Two Three

Quiz Start Time: 05:28 PM Time Left 88 sec(s) Question # 3 of 10 ( Start time: 05:31:32 PM ) Total Marks: 1 Variance of the numbers 3,4,5 is 4 1/3 1/9 16

Start Time: 05:28 PM Time Left 85 sec(s) Question # 4 of 10 ( Start time: 05:32:55 PM ) Total Marks: 1 In method of least square we minimize the sum of residuals maximize the sum of residuals minimize the sum squares of residuals maximize the sum squares of residuals

Quiz Start Time: 05:28 PM Time Left 88 sec(s) Question # 5 of 10 ( Start time: 05:34:16 PM ) Total Marks: 1 Which one of the following statements is not true? Correlation shows a degree of association between two variables. You can make any predictions with results of correlation. Correlation helps proceed further with regression analysis. You can make Predictions on the base of regression equations.

Quiz Start Time: 05:28 PM Time Left 88 sec(s) Question # 6 of 10 ( Start time: 05:35:21 PM ) Total Marks: 1 The Standard Deviation of 60 , 60, 80, 70 is 9.29 8.29 7.29 6.29

Quiz Start Time: 05:28 PM Time Left 87 sec(s)

Question # 7 of 10 ( Start time: 05:36:36 PM ) Total Marks: 1 For the set of data points with Y={2,3,9,1,8} and X={6,5,11,7,5} the intercepts is 0.57 2/3 0.003793 0.048387

Quiz Start Time: 05:28 PM Time Left 87 sec(s) Question # 8 of 10 ( Start time: 05:37:23 PM ) Total Marks: 1 If mean scores of midterm and final term of a student is 78% and 80%. Also variances are 106 and 77 then Midterm has greater variation in marks than Final term Final term has greater variation in marks than Midterm No variation in midterm and final term marks Variation cannot be determine by the given data.

Quiz Start Time: 05:28 PM Time Left 87 sec(s) Question # 9 of 10 ( Start time: 05:38:18 PM ) Total Marks: 1 In scatter diagram, clustering of points around a straight line indicates a) Linear regression b) Non-linear regression c) Curvilinear linear regression d) Both (a) and (b)

Quiz Start Time: 05:28 PM Time Left 88 sec(s) Question # 10 of 10 ( Start time: 05:39:19 PM ) Total Marks: 1 On the basis of data, we wish to estimate the value of variable Y corresponding to a given value of variable X. It can be accomplished by estimating the value of Y from a type of curve that fits the sample data. This type of curve is called Least square curve Ogive curve Scatter curve Regression curve

Quiz Start Time: 05:28 PM Time Left 84 sec(s) Question # 1 of 10 ( Start time: 05:28:57 PM ) Total Marks: 1 A statistical measure of the variability of a distribution around its mean is referred to as A probability distribution The standard deviation The expected return Coefficient of variation