Answer Happy

growing populations, a study reported on the economic effects of urbanization in a South 9. With increasing concern about the ability of several Third world countries to feed their typical size (in acres) on an agricultural unit was recorded for each for the years 1970 and 1980. American country. For this study nine locations were chosen within the country, and the The results are shown in the table. Agricultural size Data Year location 1 9 8 1970 2 3 5 6 7 44.7 30.5 22.6 46.3 1980 103.6 89.0 73.7 34.5 22.8 18.3 33.7 41.1 44.1 21.3 49.3 44.1 26.9 19.3 di 5.2 11.0 59.5 39.7 29.6 7.6 3.5 9.2 4.3 Data Summary: d = 18.84, = 389.707. (i) Test the claim that there is a significant reduction in the size of the typical agricultural unit in this South American country from 1970 to 1980. Use a = 0.01.(Hint: This is a matched pair problem with = μ1-2-) (- pts.) Ho: #1 - ¹₂ = 0 (1 pts.) H₂: (1 pts.) T.S. (1 pts.) Rejection Region and Dec.