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

Author Question: A direct marketing company believes that the probability of making a sale when a call is made to an ... (Read 107 times)

Beheh

  • Hero Member
  • *****
  • Posts: 520
on: Jun 24, 2018
A direct marketing company believes that the probability of making a sale when a call is made to an individual's home is .02. The probability of making 2 or 3 sales in a sample of 20 calls is .0593.
 
  Indicate whether the statement is true or false

Question 2

Suppose the life of a particular brand of calculator battery is approximately normally distributed with a mean of 75 hours and a standard deviation of 10 hours.
 
  What is the probability that a single battery randomly selected from the population will have a life between 70 and 80 hours?A) 0.2412
  B) 0.3830
  C) 0.1712
  D) 0.5121


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

janeli1

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jun 24, 2018
Answer to Question 1

TRUE

Answer to Question 2

B


Beheh

  • Member
  • Posts: 520
Reply 2 on: Jun 24, 2018
:D TYSM

amcvicar

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

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?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

California ground squirrel (Spermophilus beecheyi) in the man-made rocky shoreline of the Berkeley M California ground squirrel (Spermophilus beecheyi) in the man-made rocky shoreline of the Berkeley M
Myopia (nearsightedness). In the uncorrected top figure, the image comes into focus in front of the Myopia (nearsightedness). In the uncorrected top figure, the image comes into focus in front of the
Rotating Furnace for Making Parabolic Telescope Mirrors Rotating Furnace for Making Parabolic Telescope Mirrors
Summary of Common Probability Distributions Summary of Common Probability Distributions
Direct Immunoassays Direct Immunoassays
Beverages Made Over Better Beverages Made Over Better
Video: How do the different types of chromatography work? (No Audio)

For a complete list of videos, visit our video library