QUESTIONS:

1. What are the T TEST, TABULAR VALUE, AND P VALUE before and During Pandemic based on the table. Please show your solution.

Net Monthly Family Income Before COVID19 Pandemic Class No. Class Interval Frequency (1) Class Mark (x) FX ( X-I) ( X-I) f(X-1) 1 16,000 20,000 17 9,000 153000 1,040 1,081,600 18,387,200 11,000 15,000 23 13.000 299000 -2,960 8,761,600 201,516,800 0 10,000 10 5,000 50000 5,040 25,401,600 254,016,000 TOTAL 50 Efx-502,000 35,244,800 E f(X-X)2 -473,920,000 Net Monthly Family Income During COVID19 Pandemic Class No. Class Interval Frequency (f) Class Mark (x) FX X-x (X-1)2 f( X-1)2 16,000 20,000 5 9.000 45000 1,120 1,254,400 6,272,000 11,000 15.000 12 13.000 156000 2,880 3.294.400 99,532,800 0 10,000 33 5,000 165000 5.120 26,214.400 865,075.200 TOTAL 50 Efx-506,000 E f(X-X) =970,880,000