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

Author Question: The US Census Bureau collected data on family composition and found that samples from different ... (Read 112 times)

danielfitts88

  • Hero Member
  • *****
  • Posts: 535
The US Census Bureau collected data on family composition and found that samples from different parts of the country gave very different results for the mean number of family members living in households. If all of the data were combined to one data set,
 
  a. the standard deviation of number of family members would probably be very small.
  b. the standard deviation of number of family members would probably be relatively high.
  c. the interquartile range would be small.
  d. the median would equal the mean.

Question 2

A data set of intelligence scores was collected from high school seniors. The IQ scores ranged from 82 to 113. Which of the following is probably NOT a reasonable estimate of the standard deviation?
 
  a. 6.2
  b. 4.7
  c. 35.4
  d. All of the above are reasonable estimates.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

milbourne11

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

B

Answer to Question 2

C




danielfitts88

  • Member
  • Posts: 535
Reply 2 on: Jun 20, 2018
Excellent


pangili4

  • Member
  • Posts: 346
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

For a complete list of videos, visit our video library