12. What is the class mark (X) of 54-60 class interval?
A. 56 B. 57 C. 58 D. 59
13. What is the fx of 47-53 class interval? A. 171 B. 250 C. 473 D. 540
14. What is fx of 54-60 class interval?
A. 165 B. 168 C. 171 D. 174
15. What is the (X - x)² of 54-60 class interval?
A. 200.8004 B. 300.8004 C.400.8004 D. 500.8004
16. How many students took the test?
A. 35 B. 40 C.45 D. 50
17. Compute Σfx.
A. 1 829 B. 1 839 C. 1 849 D. 1 859
18. Compute Ef(x-x)².
A. 1849 B. 2564 C. 3234.28 D. 4606.98
19. What is the variance?
A. 94.02 B. 95.02 C. 96.02 D. 97.02
20. What is the standard deviation?
A. 9.64 B.9.70 C. 9.75 D. 9.80
pa answer po plss, ngayon na, salamat
A. 56 B. 57 C. 58 D. 59
13. What is the fx of 47-53 class interval? A. 171 B. 250 C. 473 D. 540
14. What is fx of 54-60 class interval?
A. 165 B. 168 C. 171 D. 174
15. What is the (X - x)² of 54-60 class interval?
A. 200.8004 B. 300.8004 C.400.8004 D. 500.8004
16. How many students took the test?
A. 35 B. 40 C.45 D. 50
17. Compute Σfx.
A. 1 829 B. 1 839 C. 1 849 D. 1 859
18. Compute Ef(x-x)².
A. 1849 B. 2564 C. 3234.28 D. 4606.98
19. What is the variance?
A. 94.02 B. 95.02 C. 96.02 D. 97.02
20. What is the standard deviation?
A. 9.64 B.9.70 C. 9.75 D. 9.80
pa answer po plss, ngayon na, salamat
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