This topic contains a solution. Click here to go to the answer

Author Question: When s is used to estimate , the margin of error is computed by using the a. normal distribution. ... (Read 100 times)

rmenurse

  • Hero Member
  • *****
  • Posts: 513
When s is used to estimate , the margin of error is computed by using the
 a. normal distribution.
   b. t distribution.
   c. mean of the sample.
   d. mean of the population.

Question 2

A method that uses a weighted average of past values for arriving at smoothed time series values is known as
 a. a smoothing average.
  b. a moving average.
  c. additive approach.
  d. exponential smoothing.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

JYan

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

b

Answer to Question 2

d




rmenurse

  • Member
  • Posts: 513
Reply 2 on: Jun 24, 2018
Gracias!


samiel-sayed

  • Member
  • Posts: 337
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

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

For a complete list of videos, visit our video library