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

Author Question: Forecast error: a. takes a positive value when the forecast is too high. b. cannot be negative. ... (Read 147 times)

cabate

  • Hero Member
  • *****
  • Posts: 537
Forecast error:
 a. takes a positive value when the forecast is too high.
  b. cannot be negative.
  c. cannot take a value of zero.
  d. is associated with measuring forecast accuracy.

Question 2

A random sample of 100 rods from a process with a mean of 20 feet produced a sample mean of 20.01 feet and a standard deviation of 0.015 . This difference between the process mean and the sample mean is likely to be:
 a. assignable variation.
  b. special-cause variation.
  c. random variation.
  d. homoscedasticity.
  e. costs of attrition.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jrpg123456

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

D

Answer to Question 2

C




cabate

  • Member
  • Posts: 537
Reply 2 on: Jun 24, 2018
:D TYSM


mjenn52

  • Member
  • Posts: 351
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

For a complete list of videos, visit our video library