quiz 8

Question 1

two sided test hypothesis testing is when

Answer 1

null hypothesis: mean=belief
alternative hypothesis: mean does not equal belief ( it will either be greater than or less than belief)

Question 2

Formulating two competing hypotheses
The two competing hypotheses are the ___________hypothesis 𝐻a: generally
the hypothesis that the researcher wishes to support—and the _____ hypothesis
𝐻o , a contradiction of the alternative hypothesis.
The researcher then draws one of two conclusions:
* ________ Ho and conclude that 𝐻a is true.
* ________ (fail to reject) 𝐻o as true.

Answer 2

alternative, null
reject, accept

Question 3

The level of significance (significance level) α for a statistical test of hypothesis is
α = P(falsely rejecting _____) = P(____________ when it is true

Answer 3

Ho, rejecting Ho

Question 4

right sided hypothesis test is when

Answer 4

null: mean is less than or equal to belief
alt: mean is greater than belief ( this is our belief )