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

Author Question: What is meant by a designed experiment? ... (Read 102 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
on: Aug 1, 2018
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
Reply #1 on: Aug 1, 2018
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
Excellent

shewald78

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

The Racker and Stoeckenius experiment showing that an H+ electrochemical gradient drives ATP synthes The Racker and Stoeckenius experiment showing that an H+ electrochemical gradient drives ATP synthes
Measuring Attachment Styles: The Strange Situation Experiment Measuring Attachment Styles: The Strange Situation Experiment
Mixing schematic Diagram CHE 415 unit operations experiment apparatus Mixing schematic Diagram CHE 415 unit operations experiment apparatus
The fuel injectors used on this Honda Civic GX CNG engine are designed to flow gaseous fuel instead ... The fuel injectors used on this Honda Civic GX CNG engine are designed to flow gaseous fuel instead ...
An Example of an Electrical Stimulation Experiment An Example of an Electrical Stimulation Experiment
In which experiment was the hormone glucagon used? In which experiment was the hormone glucagon used?
Video: Mendel's pea plant, Pisum sativum experimental

For a complete list of videos, visit our video library