Author Question: _____ analytics is the set of analytical techniques that yield a course of action. a. Descriptive ... (Read 160 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?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

For a complete list of videos, visit our video library