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 57 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
YES! Correct, THANKS for helping me on my review


sailorcrescent

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

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?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

For a complete list of videos, visit our video library