Please help mark brainliest

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?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Select the lengths in centimeters that would form a right triangle