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

Author Question: Twenty percent of the trees in a particular forest have a disease, 30 of the trees are too small to ... (Read 138 times)

justinmsk

  • Hero Member
  • *****
  • Posts: 524
on: Jul 24, 2018
Twenty percent of the trees in a particular forest have a disease, 30 of the trees are too small to be used for lumber, and 40 are too small to be used for lumber or have a disease. What percent of the trees are too small to be used for lumber and have a disease? f a tree is too small to be used for lumber, what is the probability it has a disease?

Question 2

Twenty percent of the trees in a particular forest have a disease, 30 of the trees are too small to be used for lumber, and 40 are too small to be used for lumber or have a disease. What percent of the trees are too small to be used for lumber and have a disease? What percent of the trees are not too small to be used for lumber and do not have a disease?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

britb2u

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 24, 2018
Answer to Question 1

0.333

Answer to Question 2

60


justinmsk

  • Hero Member
  • *****
  • Posts: 524
Reply #2 on: Jul 24, 2018
TY


britb2u

  • Sr. Member
  • ****
  • Posts: 331
Reply #3 on: Jul 24, 2018
You're welcome


« previous next »
 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Insect species diversity on British host trees supports the area hypothesis. Insect species diversity on British host trees supports the area hypothesis.
Energy budget for a temperate deciduous forest (data from Gosz et al. 1978). Energy budget for a temperate deciduous forest (data from Gosz et al. 1978).
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Risks of infectious disease increase in (a) high-density agricultural populations compared to (b) lo Risks of infectious disease increase in (a) high-density agricultural populations compared to (b) lo
Outcome of myocardial infarction. Forty percent of 1-week survivors have late complications ... Outcome of myocardial infarction. Forty percent of 1-week survivors have late complications ...
AAC, Inc. is planning to issue $5,000,000 in 180-day maturity notes paying a rate of 12 percent ... AAC, Inc. is planning to issue $5,000,000 in 180-day maturity notes paying a rate of 12 percent ...
Video: Corpus Callosum Animation

For a complete list of videos, visit our video library