This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A sample of 20 observations has a standard deviation of 4 . The sum of the squared deviations from ... (Read 125 times)

debasdf

  • Hero Member
  • *****
  • Posts: 570
on: Jun 24, 2018
A sample of 20 observations has a standard deviation of 4 . The sum of the squared deviations from the sample mean is:
 a. 400
  b. 320
  c. 304
  d. 288
  e. 180

Question 2

Some of the requirements for the error variable in a multiple regression model are that the standard deviation is a(n) ___________________ _ and the errors are ___________________ _.
 Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bookworm410

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jun 24, 2018
Answer to Question 1

c

Answer to Question 2

constant; independent


debasdf

  • Member
  • Posts: 570
Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

brbarasa

  • Member
  • Posts: 308
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Parenting Styles Reported by a Representative Sample of American Adolescents Parenting Styles Reported by a Representative Sample of American Adolescents
Sample of an insurance card. Sample of an insurance card.
Sample Student Externship Form Sample Student Externship Form
Sample Daily Log For Holistic Self-Care Plan. Sample Daily Log For Holistic Self-Care Plan.
How to fully analyze the standard and factored form of a quadratic equation (Question 2) How to fully analyze the standard and factored form of a quadratic equation (Question 2)
Some Standard Shapes of Greek Vessels Some Standard Shapes of Greek Vessels
Video: Introduction to Photolithography - WC, BLF, PA, Hard and Soft baking

For a complete list of videos, visit our video library