A Determine if the distribution is a probability distributio

A.) Determine if the distribution is a probability distribution?

B.) If a random variable of x=6 with a corresponding probability value equivalent to the value when x=5, how would the descision change?

C.) If under the assumption that a person born with blue eyes has the same chance as a person born with green eyes, how can the probability of exactly 751 people born with blye eyes in 900 births of people with blue or green eyes be described? What about the assumption?

D.) Noting that the histogram is symmetric in part c, calculate the mean and the standard deviation.

Solution