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

Author Question: What is meant by a designed experiment? ... (Read 33 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
What is meant by a designed experiment?

Question 2

A salesman who uses his car extensively finds that his gasoline bills average 125.32 per month with a standard deviation of 49.51 . The probability that his bill will be less than 50 a month or more than 150 for a single month is:
 a. 0.4357.
  b. 0.1915.
  c. 0.6272.
  d. 0.3728.
  e. 0.6915.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amandanbreshears

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

A designed experiment is an experiment in which treatments are randomly assigned to the participants or test units.

Answer to Question 2

D




jwb375

  • Member
  • Posts: 540
Reply 2 on: Aug 1, 2018
:D TYSM


aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

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

For a complete list of videos, visit our video library