During the past 100,000 years, there were at least ___ glacial periods. * 10 points
12
20
60
4

Classify the following triangle check all that apply

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?

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x