What is the difference between a null hypothesis and an alternative hypothesis?
A. A null hypothesis states that there is no difference between groups, while an alternative hypothesis states that there is a difference
B. A null hypothesis states that there is a difference between groups, while an alternative hypothesis states that there is no difference
C. A null hypothesis is not used in research, while an alternative hypothesis is used instead
D. A null hypothesis and an alternative hypothesis are the same thing
Answer:A
What is the difference between a null hypothesis and an alternative hypothesis?
A. A null hypothesis states that there is no difference between groups, while an alternative hypothesis states that there is a difference B. A null hypothesis states that there is a difference between groups, while an alternative hypothesis states that there is no difference C. A null hypothesis is not used in research, while an alternative hypothesis is used instead D. A null hypothesis and an alternative hypothesis are the same thing