A surveyor is hired to measure the width on a river. Using the illustration provided, determine the width of the river 02 bu vand ano ver​

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?

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Hi, can anyone show me how to do this problem? 100 points for this. in advance