Lab 1 Exam

Question 1

Case study

Answer 1

Descriptive. The study only involves one or two cases to document a unique outcome

Question 2

Cross sectional

Answer 2

Descriptive. Data is being collected from a subset of the population at one specific point in time

Question 3

Longitudinal

Answer 3

Descriptive. The variable being studied is measured at the start of the study and then again after a period of time

Question 4

Retrospective

Answer 4

Descriptive. The study is looking at events/ factors that have already taken place

Question 5

Randomized control trial

Answer 5

Experimental. Subjects are randomly assigned to either an experimental or control group

Question 6

Time series

Answer 6

Experimental. A measurement is taken on all subjects before a manipulation and then measured multiple times after the manipulation

Question 7

Pre/post

Answer 7

Experimental. A measurement is taken on all subjects before a manipulation and then measured one time after the manipulation

Question 8

Cross over

Answer 8

Experimental. Subjects are divided into different groups with each group receiving all treatments but in a different order with a washout period between treatments

Question 9

Chi square

Answer 9

Compares the goodness of dir between observed and expected distributions

Question 10

Dependent t test

Answer 10

The subject are being tested twice and you want to compare the means from the two different time points

Question 11

Independent t test

Answer 11

Comparing the means of two groups that are independent of one another

Question 12

One way ANOVA

Answer 12

Comparing the means of different groups

Question 13

repeated measures ANOVA

Answer 13

Collecting multiple data from the same subject or multiple treatments

Question 14

Alpha receptors

Answer 14

In intestinal blood vessels. Release epinephrine to constrict blood vessels

Question 15

Beta receptors

Answer 15

In skeletal muscle blood vessels. Release epinephrine to dilate blood vessels