Author Question: Find the 98 confidence interval for the difference in the mean costs of parking tickets in these two ... (Read 35 times)

cdr_15

  • Hero Member
  • *****
  • Posts: 546
Find the 98 confidence interval for the difference in the mean costs of parking tickets in these two cities.
 
  A) 19.52  25.37
  B) 19.52  20.38
  C) 19.52  22.77
  D) 19.52  22.21

Question 2

What is P(Z > 0.29 )?
 
  What will be an ideal response?



lucas dlamini

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

D

Answer to Question 2

0.3859



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

For a complete list of videos, visit our video library