Website offers coupon of 15%.

What is the probability that at Aya will be offered a coupon on at least one of the days she visits the website

0.62

Step-by-step explanation:

khan academy

0.62

Step-by-step explanation:

P (at least one coupon)

=1-P (no coupon all 6 days)

=1 - (0.85^6)

≈1-0.377

≈0.623



The event is getting at least one coupon, and the complement is getting no coupon, being 0.85 and 0.15 respectively. Simply raise the complement to the power of 6 (one for each day) and subtract from 1.