THEORETICAL DISTRIBUTIONS IN BUSINESS STATISTICS AFTERSCHO☺OL – DEVELOPING CHANGE MAKERS CENTRE FOR SOCIAL ENTREPRENEURSHIP PGPSE PROGRAMME – World’ Most Comprehensive programme in social entrepreneurship & spiritual entrepreneurship OPEN FOR ALL FREE FOR ALL
THEORETICAL DISTRIBUTIONS IN BUSINESS STATISTICS Dr. T.K. Jain. AFTERSCHO☺OL Centre for social entrepreneurship Bikaner M: 9414430763 [email_address] www.afterschool.tk , www.afterschoool.tk
X is a binomial distribution, with N = 20. If it is symmetric, what is Mean?
Mean = NP
It is symmetric, therefore P = ½
Thus mean = 20 * ½ = 10 answer.
N = 16, then what will be the maximum value of variance of X, (binomial distribution)?
Variance = NPQ
The maximum variance will possible if P = ½ and Q = ½
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