Author Question: Revised probabilities of events based on additional information are _____. a. joint probabilities ... (Read 121 times)

BrownTown3

  • Hero Member
  • *****
  • Posts: 564
Revised probabilities of events based on additional information are _____.
 a. joint probabilities
  b. posterior probabilities
  c. marginal probabilities
  d. complementary probabilities

Question 2

The average monthly electric bill of a random sample of 256 residents of a city is 90 with a standard deviation of 24.
 a. Construct a 90 confidence interval for the mean monthly electric bills of all residents.
  b. Construct a 95 confidence interval for the mean monthly electric bills of all residents.



jesse.fleming

  • Sr. Member
  • ****
  • Posts: 301
Answer to Question 1

b

Answer to Question 2

a. 87.5325 to 92.4675
b. 87.06 to 92.94



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

For a complete list of videos, visit our video library