6.Agriculture:Organic Tomatoes weighs 75 grams but 10 % of the tomatoes are too small!of 5 grams.It is reasonable to say the mean weight is 75 grams with a standard deviation of 5 grams. Random sampling of nine organic farming community, found to have a sample mean weight of 85 grams.

a. Sample error for the Tomato organic farm yield:_____________________

b.Standard deviation of the sample mean:____________

c.What is the probability of Tomato yield exceeding 80 grams for all Organic farms?_____________

d.Estimate the weight of all Tomatoes at the Organic farming Community:____________