Question

A researcher conducts an experiment examining the effects of alcohol on college students' emotion. 120 participants are recruited from a large northeastern university to complete the study. Half of the participants are randomly assigned to an experimental condition in which they consume 3 alcoholic beverages and then complete a measure of emotion. Participants in the control condition consumed 3 non-alcoholic beverages before completing the same measure of emotion.
1. What is the population for the current study?
2. What is the sample for the current study?
3. What would be the null hypothesis for the current study?
4. What would be the alternative hypothesis for the current study?
5. In order to analyze the results of the current study, the experimenter would use a which is a(n):_________ statistical test.
a. F-test; Descriptive
b. F-test; Inferential
c. t-test; Descriptive
d. t-test; Inferential

Answer 1

Answer:

the answers are below

Step-by-step explanation:

1. the populaton of ths study are the college students that are beng tested on the effect of alcohol on their emotions. college students are the main focus of this experiment.

2. The sample for this study is the 120 students from the University. the sample of a study is actually the number of participants in that study. this queston says that they are 120

3. the null hyothesis:

 h₀ : alcohol has no effect on college students emotions

4. the alternate hypothesis:

 h₁: there is effect of alcohol on college students emotions

5. The researcher would have to use a t test which is an inferential statistical test. A t test is used to test for the existence of statistical difference between two means that may have similar features