1. The T distribution can be use when comparing two population
with population variance unknown.
True
False
2.You may use the Normal distribution when comparing two
population with population variance known.
True
False
3. With a Z experimental value of 3.2 and two tail test the P –
value is .0.0014?
True
False
4. With a T experimental value of 3, with 16 degrees of freedom
(v), and two tail test the P – value is between 0.005 and 0.01?
True
False
5.When both sample sizes are 15, both population standard
deviation are 10, and the sample averages are 32 and 35
respectively the experimental Z is 0.822.
True
False
