Question 5 (6 points) 19 Listen Twenty-five percent of couples who plan to marry this year are planning simple backyard weddings. Assume the variable is binomial. In a random sample of 8 couples who plan to marry, find the probability of the following. Round final answers to three decimal places. a) Exactly 2 couples will have a backyard wedding. [2 marks] b) Less than 2 couples will have a backyard wedding. [2 marks] C) At least 1 couple will have a backyard wedding. [2 marks] A/ A/ A/ Question 6 (3 points) IE Listen The average lifespan of a type of a deer is 10 years with a standard deviation of 3.4 years. Find the probability that a random sample of 36 deer will have a mean lifespan between 9 and 12 years. [3 marks] Round your final answer to four decimal places. Tables