Please help me to find the labor cost.

https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&laund Palisades Eco-Park is a small ecological reserve that admits a relatively small number of visitors on any day, but provides both educational and entertaining lectures. exhibitions, and opportunities to observe nature. The company has collected the following d on labor costs and number of visitors to the park over the last 30 months. Month Labor Cost Visitors $25, 099 1,010 $35,277 1,540 $38, 852 1, 670 $30, 764 1,320 $33, 837 1, 410 $31,760 1, 296 $31 129 1, 310 8 $37, 264 1,590 $37,491 1,640 10 $45,622 2,122 $40,980 1,768 $37, 940 1 , 666 $33,482 1, 435 14 $32, 247 1, 388 $35, 939 1,490 $25,760 1, 247 $29, 807 2,018 18 $29,124 1,655 $26,820 1,433 $29, 165 1,766 21 $24,975 1,188 22 $23, 967 1,066 23 $28,085 1,941 24 $29,311 2, 268 25 $27, 334 1,540 26 $30, 805 1,945 27 $27 851 1,776 28 $29,091 1, 812 29 $27,644 1,492 $27,096 1,233 Required: a. Estimate the labor costs assuming 1,900 visitors for the month using the results of a simple regression based on the 30 months of available data. b. What percentage of the variance In the data does the R-squared value explain? c. You learn that starting in month 16, the park started using a different, more automated system for Interacting with visitors. Estimate the labor cost assuming 1.900 visitors using the results of a simple regression based on the data for months 16 through 50 only d. What percentage of the variance In the data does the R-squared value explain? Complete this question by entering your answers in the tabs below