Transportation officials tell us that 80 of drivers wear seat ...

[PhilipSeeMore]

Transportation officials tell us that 80 of drivers wear seat belts while driving. What is the
  probability of observing 518 or fewer drivers wearing seat belts in a sample of 700 drivers?
 
  A) 0.2 B) approximately 1
  C) approximately 0 D) 0.8

Question 2

Transportation officials tell us that 90 of drivers wear seat belts while driving. Find the
  probability that more than 551 drivers in a sample of 600 drivers wear seat belts.
 
  A) 0.1 B) 0.9 C) 0.0594 D) 0.9406

[sailorcrescent]

Answer to Question 1

C

Answer to Question 2

C

[PhilipSeeMore]

Gracias!

[cpetit11]

Excellent