(Solved): A computer retailer sells desktops and laptops. 50% of sales are desktops and 50% are laptops .x is ...
A computer retailer sells desktops and laptops. 50% of sales are desktops and 50% are laptops .x is the number is desktops sold by the retailer. 36 computers are expected to be sold. Find the probability that x <16 or x > 20. Explain