Question

5. Soundtronics is a company that manufactures inexpensive headphones at a high volume. Due (I point) to the high production rate, some of the headphones are de fective when they come off of the production line. Th probability that a set of headphones is defective is 0.39%. Find the probability that the first set of defective headphones is not one of the first 55 sets off of the production line. 011% 019% 081% 89% 6. Soundtronics is a company that manufactures inexpensive headphones at a high volume. Due ( point) to the high production rate, some of the headphones are defective when they come off of the production line. The probability that a set of headphones is defective is 0.39%. Find the probability that one of the first 30 sets of headphones is defective. 1 1% О 12% 70% 99% 7. A fair coin is flipped multiple times until it lands on heads. If the probability of landing onpoint heads is 50% what is the probability of first landing on heads on the third attempt? 00.096 0.107 00.121 00.125 8. Assume that a procedure yields a geometrie distribution where the probability of success is (point) 4%. Find the probability that the first success occurs after the 19th trial. 051% 54% 46% 49%

Answer 1

5. Binomial distribution is used to solve Q5.