Author Question: _____ analytics is the set of analytical techniques that yield a course of action. a. Descriptive ... (Read 252 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?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

For a complete list of videos, visit our video library