Business Statistics And Research Methods - Study Mode
[#851] 5 red balls, 5 green balls and 5 yellow balls in a bag. If one ball is drawn at random then probability of that ball will be red
Correct Answer
(B) $$frac{1}{3}$$
[#852] Which of the following is the main benefit of snowball sampling?
Correct Answer
(D) All of the above
[#853] What proportion of area of a normal curve is included between (i) σ (ii) 2σ (iii) 3σ distances from the mean?
Correct Answer
(C) 62.27%, 95.45%, 99.73%
[#854] In a series, the difference of the two quartiles is 10, their sum is 25 and the median is 6.5, then the coefficient of skewness will be
Correct Answer
(B) 1.2
[#855] Which two of the following measures of central tendency are NOT capable of algebraic treatment? 1. Geometric Mean 2. Median 3. Arithmetic Mean 4. Mode 5. Harmonic Mean Choose the correct answer from the options given below:
Correct Answer
(C) 2 and 4