« previous next »

Author Question: What is the standard deviation of the number of hours households spend connected to the internet ... (Read 68 times)

MirandaLo

  • Hero Member
  • *****
  • Posts: 538
on: Jun 24, 2018
What is the standard deviation of the number of hours households spend connected to the internet each month?
 
  A) 12.817
  B) 14.667
  C) 15.679
  D) 11.990

Question 2

What is the sample variance of the Group 2?
 
  A) 468.70
  B) 366.01
  C) 456.19
  D) 490.67


Sammyo

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jun 24, 2018
Answer to Question 1

A

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Urinalysis. During a simple urinalysis, a stick with colored blocks is dipped into a urine specimen. Urinalysis. During a simple urinalysis, a stick with colored blocks is dipped into a urine specimen.
Our body in 24 hours Our body in 24 hours
In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it. In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it.
The medical assistant spends many hours on the telephone assisting patients. The medical assistant spends many hours on the telephone assisting patients.
ROM exercises on a patient’s wrist: radial deviation. ROM exercises on a patient’s wrist: radial deviation.
Ulnar deviation Ulnar deviation
Video: Stretch reflex & Tendon reflex

For a complete list of videos, visit our video library