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

Author Question: The variance of the difference between two sample proportions equals the ____________________ of ... (Read 108 times)

mia

  • Hero Member
  • *****
  • Posts: 564
The variance of the difference between two sample proportions equals the ___________________ _ of their population proportion variances.
 Fill in the blank(s) with correct word

Question 2

In determining monthly seasonal indexes for gas consumption, the sum of the 12 means for gas consumption as a percentage of the moving average is 1150 . To get the seasonal indexes, each of the 12 monthly means is to be multiplied by:
 a. 1150 / 1200
  b. (1200 + 1150) / 12
  c. (1150 + 12) / 1200
  d. 1200 / 1150



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

BAOCHAU2803

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

sum

Answer to Question 2

D





 

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

For a complete list of videos, visit our video library