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 98 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?

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?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

For a complete list of videos, visit our video library