Q261
Open questionWhich of the following statement is true about Kruskal-Wallis test?
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Business Statistics and Research Methods
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Q262
Open questionWhich of the following is not a principle of business forecasting?
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Q263
Open questionWith reference to the correlation coefficient, which of the following statement is/are correct?
(1) It measures the degree and direction of linear association between two variables
(2) It measures the degree and direction of non-linear association between two variables
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(1) It measures the degree and direction of linear association between two variables
(2) It measures the degree and direction of non-linear association between two variables
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Q264
Open questionThe value of standard deviation changes by a change of:
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Q265
Open questionCoefficient of determination is defined as
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Q266
Open questionCross cultural studies are an example of:
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Q267
Open questionConsider the following measures:
1. Correlation coefficient
2. Covariance
3. Coefficient of variation
4. Index number
Which of these are unit-free?
1. Correlation coefficient
2. Covariance
3. Coefficient of variation
4. Index number
Which of these are unit-free?
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Q268
Open questionThe lines of regression intersect at the point
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Q269
Open questionThe channel alternative is NOT to be assessed on the basis of
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Q270
Open questionThe measure of the variation of the items is
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Q271
Open questionIf variance is 625, then Standard Deviation is
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Q272
Open questionThe normal distribution is an approximation to . . . . . . . .
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Q273
Open questionThe level of significance is the probability of committing
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Q274
Open questionRs. per kilogram is
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Q275
Open questionProblem
5 students get less than 3 marks
12 students get less than 6 marks
25 students get less than 9 marks
33 students get less than 12 marks
The number of students who got 6 to 12 marks in the above problem will be
5 students get less than 3 marks
12 students get less than 6 marks
25 students get less than 9 marks
33 students get less than 12 marks
The number of students who got 6 to 12 marks in the above problem will be
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Q276
Open questionRegression coefficient is independent of change of
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Q277
Open questionWhich of the following is not a measure of dispersion?
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Q278
Open questionAccording to the Indian census, 2001 the population of India is approximately
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Q279
Open questionThe shape of standard normal variate depends upon
1. mean
2. standard deviation
3. quartile deviation
4. mean deviation
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1. mean
2. standard deviation
3. quartile deviation
4. mean deviation
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Q280
Open questionIf the regression coefficient of Y on X is 4/3, then the regression coefficient of X on is
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