Which of the following statements is FALSE?

Which of the following statements is FALSE?

a. not refer to a specific value of a statistical sample

b. The HA argument never contains an equality

c. argument that Ho is always equal

When an investigator reject a null hypothesis that is true, he/she has

1. Increase the power or potency of the simple

2. Made a type 1 error

3. Make a correct decision

If a researcher wants to determine whether there is evidence that the average income per capita in the USA is greater than $ 30,000, then

a. You can use one or the other since they are equivalent

b. none of the above

c. must use a one-tailed test

Aerror Type II is committed when

a. will reject a false Ho

b. Ho is rejected one that is true

c. not reject a false Ho

If a one-tailed test, the p value is less than alpha

a. Ho is rejected

b. A one tail test should be used

c. Ho not rejected