Author Question: A required condition for using the normal approximation to the binomial in testing the difference ... (Read 62 times)

maegan_martin · **on:** Jun 24, 2018

A required condition for using the normal approximation to the binomial in testing the difference between two population proportions is that n1p1 30 and n2p2 30.
Indicate whether the statement is true or false

Question 2

The results of a quadratic model fit to time series data were = 8.5 - 0.25t + 2.5t2, where t = 1 for 1998 . The forecasted value for 2005 is 129.25.
Indicate whether the statement is true or false