Business Statistics - Study Mode

[#221] Which of the following combination is/are correct?
Correct Answer

(D) All of the above

[#222] What is the probability of selecting a king from a Pinochle desk?
Correct Answer

(A) $$frac{1}{6}$$

[#223] Rank correlation coefficient is computed by
Correct Answer

(A) $$frac{1}{{sqrt {N - 1} }}$$

[#224] Spurious relationship between two variables refer to
Correct Answer

(C) relationship happens only due to third variable which is common to both the variables

[#225] If, on an average, 'A' completes 40 tasks with a standard deviation of 5, 'B' completes 160 tasks with a standard deviation of 15 and 'C' completes 120 tasks with a standard deviation of 8, their order when arranged on the basis of consistency is
Correct Answer

(C) C, B and A