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 51 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!


shailee

  • Member
  • Posts: 392
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

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.

For a complete list of videos, visit our video library