Write the two meanings of statistics.

Write the two forms of thalassemia.

What do you mean by obesity? Write the complications of obesity. .

Write two functions of ABA.

Write two advantages of PCR.

What is variation? Write two importances of it.

Write down the mathematical form of Bernoulli's theorem and write the meaning of each term used .

Write two functions of carotenoids.

Write two importances of respiration.

Demography is the study of statistics that affects

Among the examinees in an examination, 25%, 30% and 45% failed in statistics, in mathematics and in at least one of statistics and mathematics respectively. An examincee is selected at random. Find the probability that he failed in statistics only.