I need help on these questions as well as what the excel formulas are to complete them thank you

uency (Probability) x, * P(x ) x - E(x) (x, - E(x)) ^2 (x,- E(x))^2* P(x) 0.0619 0.0571 0.0400 0.0714 0.1524 0.1143 0.1000 0.0238 0.0524 0.0810 0.0524 0.0048 0.0095 0.0048 0.0190 0.0000 0.0476 0.0095 0.0381 0.0095 0.0286 0.0190 12. In cell 172, find the expected frequency (average) using the data ranges B49:B70 and D49:D70. 13. In cells F49:F70, find x ; - E(x) . 14. In cells G49:G70, square the values in cells F49:F70. 15. In cells H49:170, multiply the values in cells G49:G70 by the probabilities in cells D49:D70. 16. In cell H71, add up the data in the range H49:170 to find the variance. 17. In cell 177, find the variance using the data ranges D49:D70 and G49:G70. 18. In cell 178, find the standard deviation