This topic contains a solution. Click here to go to the answer

Author Question: Suppose that the distribution of grocery purchases is thought to be symmetric. If the mean purchase ... (Read 114 times)

ashley

  • Hero Member
  • *****
  • Posts: 584
Suppose that the distribution of grocery purchases is thought to be symmetric. If the mean purchase is 23.14, what would the median purchase be?
 
  What will be an ideal response?

Question 2

Open the data file provided with the text called AirlinePassengers. Indicate the level of data measurement for each variable in the data set.
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ptupou85

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

For a symmetric distribution, the mean and median are equal. Therefore, the median purchase should also be 23.14.

Answer to Question 2

Airline - nominal
Day of Week - ordinal
Time of Day - nominal
Male/Female - nominal
Business/Pleasure - nominal
Length of Trip- - ordinal
Hours to Destination - ratio
Children < 10 years - nominal
Pieces of Luggage - ratio
Pieces Carried On - ratio
Times Flown - ratio




ashley

  • Member
  • Posts: 584
Reply 2 on: Jun 24, 2018
Gracias!


nothere

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

For a complete list of videos, visit our video library