Mark

Mark

Chapter 6 Exercise Solutions

Question 1 Delta Airlines quotes a flight time of 2 hours, 5 minutes for its flights from Cincinnati to Tampa. Suppose we believe that actual flight times are uniformly distributed between 2 hours and 2 hours, 20 minutes. a.    Which of…

Chapter 4 Exercise Solutions

Question 1 In August 2012, tropical storm Isaac formed in the Caribbean and was headed for the Gulf of Mexico. There was an initial probability of .69 that Isaac would become a hurricane by the time it reached the Gulf…

Chapter 5 Exercise Solutions

Question 1 The 2003 Zagat Restaurant Survey provides food, decor, and service ratings for some of the top restaurants across the United States. For 15 top-ranking restaurants located in Boston, the average price of a dinner, including one drink and…

Chapter 6 Quiz

1. For a normal distribution, a negative value of z indicates a. a mistake has been made in computations, because z is always positive. b. the z is to the left of the mean. c. the z is to the right of the mean. d. the area corresponding…