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

Author Question: A consumer group plans to test whether a new passenger car that is advertised to have a mean highway ... (Read 162 times)

jayhills49

  • Hero Member
  • *****
  • Posts: 559
on: Jun 24, 2018
A consumer group plans to test whether a new passenger car that is advertised to have a mean highway miles per gallon of at least 33 actually meets this level.
 
  They plan to test the hypothesis using a significance level of 0.05 and a sample size of n = 100 cars. It is believed that the population standard deviation is 3 mpg. Based upon this information, if the true population mean is 32.0 mpg, what is the probability that the test will lead the consumer group to accept the claimed mileage for this car?
  A) About 0.45
  B) Approximately 0.0455
  C) About 0.9545
  D) None of the above

Question 2

The number of customers who enter a bank is thought to be Poisson distributed with a mean equal to 10 per hour. What are the chances that no customers will arrive in a 15-minute period?
 
  A) Approximately zero
  B) 0.0067
  C) 0.0821
  D) 0.0250


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

janieazgirl

  • Sr. Member
  • ****
  • Posts: 300
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

C


jayhills49

  • Member
  • Posts: 559
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

kishoreddi

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Rinne Test, Assessing Bone Conduction Rinne Test, Assessing Bone Conduction
Using a vacuum hose and a grounded test light to ground one cylinder at a time on a DIS. This works ... Using a vacuum hose and a grounded test light to ground one cylinder at a time on a DIS. This works ...
The Mantoux tuberculin skin test. Positive reaction. The Mantoux tuberculin skin test. Positive reaction.
A latex agglutination test for rheumatoid factor. A positive control at 1. A negative control at 2. ... A latex agglutination test for rheumatoid factor. A positive control at 1. A negative control at 2. ...
Positive ring precipitin test. Positive ring precipitin test.
A variety of sugar substitutes is available to the consumer A variety of sugar substitutes is available to the consumer
Video: Muscle cell structures - actin, myosin and titin filaments

For a complete list of videos, visit our video library