Information provided:
Sample size, n = 30 students
P(Male), P(m) = 55% = 0.55
P(Female), P(f) = 45% = 0.45
Now,
Mean = nP(m) = 30*0.55 = 16.5 ≈ 17 students
Variance = (sd)^2 = nP(m)P(f) = 30*0.55*0.45 = 7.425 ≈ 8 students
Hi Again The Answer Is A Prime Glad To Help! :)
That would be 29.7
I hope this helps
Answer:
1) 114
2) 159
Step-by-step explanation:
2+8+5+9+90 = 114
3+45+111 = 159
Hope this helps.