6% of the citizens in a large town suffer from severe hypertension. Let be B n the number of people in a sample of n randomly selected citizens from this town which suffer from this desease (Bernoulli...

6% of the citizens in a large town suffer from severe hypertension. Let be B_n
the number of people in a sample of n randomly selected citizens from this town which suffer from this desease (Bernoulli trial).

(1) By making use of the Chebychev inequality find a positive integer n₀
with property

(2) Find a positive integer n₀
satisfying relationship (i) by making use of the central limit theorem.