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

Author Question: The pooled proportion estimate is used when: a. the proportion of successes from sample 1 equals ... (Read 211 times)

ETearle

  • Hero Member
  • *****
  • Posts: 580
The pooled proportion estimate is used when:
 a. the proportion of successes from sample 1 equals the proportion of successes from sample 2.
  b. the total number of successes in both samples divided by the total of both sample sizes equals 1.
  c. the null hypothesis states that the two population proportions differ by some non-zero number.
  d. None of these choices.

Question 2

The level of construction employment in West Virginia is lowest during the winter. A model designed to forecast construction employment in Charleston should use:
 a. a time trend
  b. a moving average
  c. seasonal indicator variable
  d. an autoregressive model



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

meganlapinski

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

D

Answer to Question 2

C




ETearle

  • Member
  • Posts: 580
Reply 2 on: Jun 24, 2018
Wow, this really help


frankwu0507

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

For a complete list of videos, visit our video library