« previous next »

Author Question: On a December day, the probability of snow is .30 . The probability of a cold day is .50 . The ... (Read 117 times)

krzymel

  • Hero Member
  • *****
  • Posts: 548
on: Jun 24, 2018
On a December day, the probability of snow is .30 . The probability of a cold day is .50 . The probability of snow and a cold day is .15 . Are snow and cold weather independent events?
 a. only if given that it snowed
  b. no
  c. yes
  d. only when they are also mutually exclusive

Question 2

A Type II error is committed when
 a. a true alternative hypothesis is mistakenly rejected.
   b. a true null hypothesis is mistakenly rejected.
   c. the true null hypothesis is correctly rejected.
   d. the true alternative hypothesis is correctly rejected.


akudia

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jun 24, 2018
Answer to Question 1

c

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

(c) snow in Nunavut, alter the local albedo, causing altered microclimates. High albedos are found (c) snow in Nunavut, alter the local albedo, causing altered microclimates. High albedos are found
Snow Leopard - Showing teeth at Taronga Zoo, Australia Snow Leopard - Showing teeth at Taronga Zoo, Australia
How to use a tree diagram to find the probability How to use a tree diagram to find the probability
Stress and the Common Cold Stress and the Common Cold
Discrete random variables- Probability Distribution Function Discrete random variables- Probability Distribution Function
Polar Bear (Ursus maritimus) mother with cub in snow. Churchill, Canada. Polar Bear (Ursus maritimus) mother with cub in snow. Churchill, Canada.
Video: Ciliate conjugation Animation

For a complete list of videos, visit our video library