« previous next »

Author Question: The 95 confidence interval for the difference between two treatment means extends from-2.50 to ... (Read 105 times)

folubunmi

  • Hero Member
  • *****
  • Posts: 524
on: Jun 20, 2018
The 95 confidence interval for the difference between two treatment means extends from-2.50 to +5.50.Based on this information, you can conclude that there is no significant difference between the treatments at the .05 level of significance.
 
  Indicate whether the statement is true or false

Question 2

For a population with  = 80 and  = 10, what is the X value corresponding to z = -0.50?
 
  A) -5
  B) 85
  C) 75
  D) 79.5


kingfahad97

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jun 20, 2018
Answer to Question 1

True

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Patients with Parkinson's disease embroyonic stem cell treatment Patients with Parkinson's disease embroyonic stem cell treatment
Roberts's Assessment, Crisis Intervention, and Trauma Treatment (ACT) model. Roberts's Assessment, Crisis Intervention, and Trauma Treatment (ACT) model.
After treatment of diesel exhaust is handled by the DOC and DPF. After treatment of diesel exhaust is handled by the DOC and DPF.
Antiretroviral Drugs Used for the Treatment of HIV/AIDS Antiretroviral Drugs Used for the Treatment of HIV/AIDS
Classification of Antidepressants: Treatment of Major Depressive Disorder Classification of Antidepressants: Treatment of Major Depressive Disorder
Gray Morris's Calculate with Confidence, Canadian Edition, 2nd Edition Gray Morris's Calculate with Confidence, Canadian Edition, 2nd Edition
Video: The life cycle of protein

For a complete list of videos, visit our video library