« previous next »

Author Question: The amount of material used in making a custom sail for a sailboat is normally distributed with a ... (Read 67 times)

FButt

  • Hero Member
  • *****
  • Posts: 519
on: Jun 24, 2018
The amount of material used in making a custom sail for a sailboat is normally distributed with a standard deviation of 64 square feet. For a random sample of 15 sails, the mean amount of material used is 912 square feet.
 
  Which of the following represents a 99 confidence interval for the population mean amount of material used in a custom sail?A) 912  49.2
  B) 912  42.6
  C) 912  44.3
  D) 912  46.8

Question 2

The listing of all possible outcomes of an experiment and their corresponding probability of occurrence is called a(n):
 
  A) random variable.
  B) objective probability.
  C) probability distribution.
  D) hypergeometric function.


l.stuut

  • Sr. Member
  • ****
  • Posts: 345
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?

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?

Illicit drug use costs the United States approximately $181 billion every year.

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?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Pulse oximetry with the sensor probe applied securely, flush with skin, making sure that both sensor Pulse oximetry with the sensor probe applied securely, flush with skin, making sure that both sensor
Clinical decision making for groups Clinical decision making for groups
Use a grinder or a file to remove the mushroom material on the end of a punch or chisel. Use a grinder or a file to remove the mushroom material on the end of a punch or chisel.
Queen Nefertari Making an Offering to Hathor Queen Nefertari Making an Offering to Hathor
Preserve Your Vitamins! Cook your vegetables in a small amount of water Preserve Your Vitamins! Cook your vegetables in a small amount of water
Main mechanism of carbon dioxide transport and exchange. A lesser amount of CO2 travels to the lungs Main mechanism of carbon dioxide transport and exchange. A lesser amount of CO2 travels to the lungs
Video: Structures that affect circulation - heart and systolic/diastolic BP

For a complete list of videos, visit our video library