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

Author Question: In order to measure the dispersion of a random variable, look at its a. standard deviation. b. ... (Read 43 times)

londonang

  • Hero Member
  • *****
  • Posts: 540
In order to measure the dispersion of a random variable, look at its
 a. standard deviation.
  b. mean.
  c. expected value.
  d. average.

Question 2

In a regression analysis if SST = 500 and SSE = 300, then the coefficient of determination is
 a. 0.20
  b. 1.67
  c. 0.60
  d. 0.40



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jessicaduplan

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

a

Answer to Question 2

D




londonang

  • Member
  • Posts: 540
Reply 2 on: Jun 24, 2018
Wow, this really help


sultana.d

  • Member
  • Posts: 320
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

For a complete list of videos, visit our video library