A Hair Salon Claims That 90% of Their Customers Are

Multiple Choice

A hair salon claims that 90% of their customers are satisfied.However,Toni who recently started working there found that of 120 customers last week,only 100 were satisfied.If it were true that on average 90% of customers are satisfied,what is the chance that among 120 customers 100 or fewer would be satisfied?

A) 0.2297
B) 0.9925
C) 0.7703
D) 0.0075
E) 0.0003