# Business Statistics and Data Processing - Business Statistics Objective Type Questions

31:
Classification of respondents only on the basis of gender is an application of
 A. Ordinal Scale B. Nominal Scale C. Interval Scale D. Ratio Scale Answer Report Discuss Option: B Explanation : Click on Discuss to view users comments. Write your comments here:
32:
Karl Pearson's co-efficient of correlation between two variable is
 A. the product of their standard deviations B. the square root of t:le product of their regression co-efficients C. the co-variance between the variable D. None of the above Answer Report Discuss Option: B Explanation : Click on Discuss to view users comments. Write your comments here:
33:
Which of the following is not the part of the subject matter of Business statistics.
 A. Appointment B. Presentation of data C. Analysis of data D. Interpretation of data Answer Report Discuss Option: A Explanation : Click on Discuss to view users comments. Write your comments here:
34:
If the two regression coefficient are 0.8 and 0.2, then the value of coefficient of correlation is
 A. +0.16 B. -0.40 C. -0.16 D. +0.40 Answer Report Discuss Option: D Explanation : Click on Discuss to view users comments. Write your comments here:
35:
Which formula may be used for calculation of coefficient of correlation?
 A. x = byx x bxy B. r =  √byx x bxy C. r =  √byx + bxy D. None of these Answer Report Discuss Option: B Explanation : Click on Discuss to view users comments. Write your comments here: