Author Question: _____ analytics is the set of analytical techniques that yield a course of action. a. Descriptive ... (Read 250 times)

a0266361136

  • Hero Member
  • *****
  • Posts: 538
_____ analytics is the set of analytical techniques that yield a course of action.
 a. Descriptive
  b. Predictive
  c. Prescriptive
  d. Data

Question 2

A random sample of 10 university students was surveyed to determine the amount of time spent weekly at the library. The times are: 13, 14, 5, 6, 8, 10, 7, 12, 15, and 3 . If the times are normally distributed with a standard deviation of 5.2 hours, estimate with 90 confidence the mean weekly time at the library by all university students.



missalyssa26

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

c

Answer to Question 2

LCL = 6.59 and UCL = 12.01 hours.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

For a complete list of videos, visit our video library