Question 1 Which of the following would need to be an experimenter-selected independent…

Question 1
Which of the following would need to be an experimenter-selected independent variable instead of an experimenter-manipulated indpendent variable?
Select one:
a. gender of the participant
b. color of paper the survey is printed on
c. room temperature in the laboratory
d. The difficulty of a math quiz given to produce stress.
Question 2
You want to study the relationship between money and happiness in psychology majors at ULM. What type of study would be the most practical type of study to conduct (assuming that you can not give them money)?
Select one:
a. Correlational research
b. Experimental research
c. Cross-sectional research
d. Logistical analysis
Question 3
You want to compare 3rd graders to 6th graders on how well a presentation designed to increase self-esteem works. What type of study would be the most practical for this?
Select one:
a. Cross-sectional research
b. internal validation
c. correlational research
d. external validation
Question 4
In ______________________________  research, a pre-existing grouping variable is used as the independent variable.
Select one:
a. cross-sectional
b. experimental
c. longitudinal
d. correlational
Question 5
You conducted correlational research studying the effects of calorie intake on weight loss. For your results, you obtained r = -0.67 (p = 0.0325, this is statistically significant). Do your results support the hypothesis that diet effects weight loss in this study?
Select one:
a. Yes, the negative sign suggests that as calorie intake decreases, weight increases
b. No, negative correlation signs mean there is no relationship
c. No, because the sign is negative so both calories and weight decrease
d. No, because it disagrees with the null hypothesis