This topic contains a solution. Click here to go to the answer

Author Question: A quiz consists of 920 true or false questions. If the student guesses on each question, what is the ... (Read 111 times)

dalyningkenk

  • Hero Member
  • *****
  • Posts: 598
A quiz consists of 920 true or false questions. If the student guesses on each question, what is the mean number of correct answers?
 
  A) 460 B) 0 C) 920 D) 184

Question 2

Suppose a brewery has a filling machine that fills 12 ounce bottles of beer. It is known that the amount of beer poured by this filling machine follows a normal distribution with a mean of 12.29 ounces and a standard deviation of 0.04 ounce.
 
  Find the probability that the bottle contains between 12.19 and 12.25 ounces. A) 0.1525 B) 0.8351 C) 0.1649 D) 0.8475



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Joc

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

A

Answer to Question 2

A




dalyningkenk

  • Member
  • Posts: 598
Reply 2 on: Jul 24, 2018
Gracias!


bigcheese9

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

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.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

For a complete list of videos, visit our video library