Is this study blind? What will be an ideal response? ...

[jerry coleman]

Is this study blind?
 
  What will be an ideal response?

Question 2

The mean age of judges in Dallas is greater than 53.8 years. If a hypothesis test is performed, how should you interpret a decision that fails to reject the null hypothesis?
 
  A) There is not sufficient evidence to support the claim  > 53.8.
  B) There is sufficient evidence to reject the claim  > 53.8.
  C) There is sufficient evidence to support the claim  > 53.8.
  D) There is not sufficient evidence to reject the claim  > 53.8.

[al]

Answer to Question 1

The subjects are blind, assuming the 100 mg, 200 mg and placebo appear to be the same.

Answer to Question 2

A

[jerry coleman]

Thanks for the timely response, appreciate it

[kthug]

Wow, this really help