Question 1078583
Want 4 and 5.
select 5
.52^4*.48^1*5 ways to have this happen=0.1755.
.52^5=0.0380
total is 0.2135
Check with probability 4 or 5 heads in 5 throws.
That is 5/32+1/32=3/16=0.188.  This is consistent.