It is desired to test H0: = 12 against H1: 12 using = 0.05. ...

[wrbasek0]

It is desired to test H0:  = 12 against H1:   12 using  = 0.05. The population in question is uniformly distributed with a standard deviation of 2.0.
 
  A random sample of 100 will be drawn from this population. If
  is really equal to 11.9, what is the value of  associated with this test?
  A) 0.0790 B) 0.9210 C) 0.4210 D) 0.0395

Question 2

Many people think that a national lobbys successful fight against gun control legislation is reflecting the will of a minority of Americans. A random sample of 4000 citizens yielded 2130 who are in favor of gun control legislation.
 
  Find the point estimate for estimating the proportion of all Americans who are in favor of gun control legislation. A) 0.5325 B) 2130 C) 4000 D) 0.4675

[ally]

Answer to Question 1

A

Answer to Question 2

A