Business Statistics And Research Methods - Study Mode
[#426] Arrange the following steps in sequence for finding the correlation between variable. 1. Determine the two variables 'X' and 'Y'. 2. Variables 'X' and 'Y' are plotted on X-axis and Y-axis in the XY-plane. 3. Then correlation is determined by seeing the scatter diagram.
Correct Answer
(A) 1, 2 and 3
[#427] If mean = 45, median = 48 and coefficient of skewness = -0.4, then the value of standard deviation will be
Correct Answer
(C) 22.5
[#428] Which of the following characteristics a sampling unit must have?
Correct Answer
(D) All of the above
[#429] In which of the following distributions successive trials are taken without replacement?
Correct Answer
(B) Binomial distribution
[#430] If median = 27 and mean = 30 then mode will be
Correct Answer
(B) 21