Find the expression that does not answer the question: "what fraction of 8 is 2 1/2? " a. 2 1/2 divided by 8 b. 5/2 x 1/8 c. 8 divided 2 1/2 d. ? x 8 = 2 1/2

Can someone answer these problems for me

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?

Vertical angles must check all that apply