Author Question: _____ analytics is the set of analytical techniques that yield a course of action. a. Descriptive ... (Read 161 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?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

For a complete list of videos, visit our video library