This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The US Census Bureau collected data on family composition and found that samples from different ... (Read 135 times)

danielfitts88

  • Hero Member
  • *****
  • Posts: 535
on: Jun 20, 2018
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
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

C


danielfitts88

  • Member
  • Posts: 535
Reply 2 on: Jun 20, 2018
Thanks for the timely response, appreciate it

blakcmamba

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Plastid composition of egg cells from green, white, and variegated four-o'clock plants. Plastid composition of egg cells from green, white, and variegated four-o'clock plants.
The common squirrel monkey (Saimiri sciureus) is a small New World primate from the Cebidae (squirre The common squirrel monkey (Saimiri sciureus) is a small New World primate from the Cebidae (squirre
Young adults increase in self-esteem between the ages of 18 and 25, according to this longitudinal s Young adults increase in self-esteem between the ages of 18 and 25, according to this longitudinal s
Composition of lipoprotein Composition of lipoprotein
My family My family
Detection of 3020insC in CARD15 in a family with Crohn’s disease Detection of 3020insC in CARD15 in a family with Crohn’s disease
Video: Enzyme structure - Properties of enzymes

For a complete list of videos, visit our video library