Author Question: When the data from two populations are ____________________ the parameter to be tested and estimated ... (Read 107 times)

TVarnum · **on:** Jun 24, 2018

When the data from two populations are ___________________ _ the parameter to be tested and estimated is the difference between the two population proportions.
Fill in the blank(s) with correct word

Question 2

The results of a quadratic model fit to time series data were y = 7.5 - 0.25t + 3.5t2, where t = 1 for 2011 . The forecasted value for 2018 is:
a. 3.25
b. 10.75
c. 28.0
d. 229.5