2. A telemarketer finds that there is a 1.5% chance of making a sale from phone calls. Using the normal approximation to the binomial. What is the probability of making 10 or more sales in 1,000 phone calls. C a. 0.0764 b. 0.9236 c. 0.1210 d. 0.8790can someone tell me how its b?i did the formula and i got -1.43. please help I'm so confused on where you 0.9236 from -1.43.