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

Author Question: A coffee machine is programmed to fill a cup with a mean of 6 oz. of coffee and a standard deviation ... (Read 95 times)

imanialler

  • Hero Member
  • *****
  • Posts: 539
on: Jul 25, 2018
A coffee machine is programmed to fill a cup with a mean of 6 oz. of coffee and a standard deviation of .3 oz. Assume that the amount of fill is normally distributed.
 
  a. What is the probability that a randomly selected cup contains between 6 oz. and 6.54 oz. of coffee?
  b. What percentage of the cups filled contain more than 5.25 oz. of coffee?

Question 2

Research has shown that math grades and math anxiety scores are correlated. Would you expect the correlation to be positive or negative? Explain.
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katieost

  • Sr. Member
  • ****
  • Posts: 358
Reply #1 on: Jul 25, 2018
Answer to Question 1

a. .4641
b. 99.38

Answer to Question 2

negative; as math grades go up, math anxiety scores go down.


imanialler

  • Member
  • Posts: 539
Reply 2 on: Jul 25, 2018
Great answer, keep it coming :)

JCABRERA33

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

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?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

A Wave Machine Generating Electricity off the Coast of Portugal A Wave Machine Generating Electricity off the Coast of Portugal
In this 1900 cartoon, oil baron John D. Rockefeller holds the White House in the palm of his hand wh In this 1900 cartoon, oil baron John D. Rockefeller holds the White House in the palm of his hand wh
Two water pipes together can fill a certain tank in 6 h Two water pipes together can fill a certain tank in 6 h
Ecg MACHINE Ecg MACHINE
ECG machine ECG machine
Video: Second Messengers in the Inositol-lipid Signaling Pathway

For a complete list of videos, visit our video library