Probabilities - Can you think of situations in the business world or other real life situations where you would need to calculate or estimate probabilities?
As a corollary, would you say that probabilities have t ...
Normal approximations to binomial probabilities - Mathematics Study Centre was established to help students to solve mathematics and statistics problems. Assume that 30% of the students seek help in statistics. If 200 students seek help at the MSC ...
Normal Distributions and Probabilities - X has a normal distribution with a mean of 75.0 and a standard deviation of 2.5. Find the following probabilities:
i. P(x < 70.0)
ii. P(72.5 < x < 80.0)
iii. P(x >82.5)