« previous next »

Author Question: The weight of corn chips dispensed into a 15-ounce bag by the dispensing machine has been identified ... (Read 136 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
on: Jun 24, 2018
The weight of corn chips dispensed into a 15-ounce bag by the dispensing machine has been identified as possessing a normal distribution with a mean of 15.5 ounces and a standard deviation of 0.3 ounce. Suppose 400 bags of chips are randomly selected. Find the probability that the mean weight of these 400 bags exceeds 15.6 ounces.
 
  A) .6915 B) approximately 0 C) .1915 D) .3085

Question 2

Transportation officials tell us that 90 of drivers wear seat belts while driving. What is the probability of observing 511 or fewer drivers wearing seat belts in a sample of 600 drivers?
 
  A) approximately 1 B) 0.9 C) approximately 0 D) 0.1


polinasid

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

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?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Measuring the Weight and Length of an Infant Measuring the Weight and Length of an Infant
Reticulocytes are immature red cells that can be identified by a reticular (mesh-like) network of ... Reticulocytes are immature red cells that can be identified by a reticular (mesh-like) network of ...
Examples of Pathogenic Microbes Identified Since 1973 Examples of Pathogenic Microbes Identified Since 1973
A Healthy Body Weight A Healthy Body Weight
Ecg MACHINE Ecg MACHINE
Sheep Fiber Length (cm) vs Fleece Weight (kg) Sheep Fiber Length (cm) vs Fleece Weight (kg)
Video: Coronary Heart Disease Animation

For a complete list of videos, visit our video library