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

Author Question: In Excel, the line of best fit for the points in a scatter diagram is called a _____. a. trendline ... (Read 53 times)

kwoodring

  • Hero Member
  • *****
  • Posts: 560
In Excel, the line of best fit for the points in a scatter diagram is called a _____.
 a. trendline
  b. horizontal line
  c. vertical line
  d. fit line

Question 2

Students of a large university spend an average of 5 a day on lunch. The standard deviation of the expenditure is 3 . A simple random sample of 36 students is taken.
 a. What are the expected value, standard deviation, and shape of the sampling distribution of the sample mean?
  b. What is the probability that the sample mean will be at least 4?
  c. What is the probability that the sample mean will be at least 5.90?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AISCAMPING

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

a

Answer to Question 2

a. 5.0; 0.5; normal
b. 0.9772
c. 0.0359




kwoodring

  • Member
  • Posts: 560
Reply 2 on: Jun 24, 2018
Gracias!


hramirez205

  • Member
  • Posts: 345
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

For a complete list of videos, visit our video library