Author Question: The speed of cars traveling down a particular road follows a distribution that is not bell-shaped ... (Read 15 times)

Wadzanai

  • Hero Member
  • *****
  • Posts: 528
The speed of cars traveling down a particular road follows a distribution that is not bell-shaped and symmetrical has a mean equal to 50 miles per hour (MPH) and a standard deviation equal to 6 MPH. What is the minimum percent of cars that would be expected to fall between 38 MPH and 62 MPH?

Question 2

The average order size for a home shopping company follows a bell-shaped and symmetrical distribution has a mean equal to 75 and a standard deviation equal to 10 . What range of sales order size would we expect to see 95 percent of the time?



Bsand8

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

Using Chebyshev's Theorem, we would expect 75 of the cars to fall within these limits.

Answer to Question 2

95 percent of the orders should fall between 55 and 95.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

For a complete list of videos, visit our video library