How can 563*10 to the 3rd power be scientific notation.(use the photo above )

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm. dist(80,475,33,1) =norm. inv(0.80,475,33) =norm. s.inv((80-475)/33)?

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?