Please answer all 10 questions Question 1 According to the scatterplot pictured

Question

Please answer all 10 questions

Question 1

According to the scatterplot pictured above, there is a _____________ correlation between height (on the Y-axis) and weight (on the X-axis).

positive

negative

zero

illusory

Question 2

Dr. Reese is interested in knowing more about brain injury to the occipital lobe. He studies a one patient with this injury over the course of several years in order to gain in-depth knowledge about their behaviors. This study would best be described as ________.

a case study

correlational

a survey

cross-sectional

Question 3

If you flip a coin to determine whether participants should be in Group A or Group B for an experiment, you would be using the______________ procedure.

representative sampling

experimental assignment

random assignment

independent variable

Question 4

In a study testing the effectiveness of a new drug for treating anxiety, you are placed in the group that GETS the drug. This means that you are _____.

in the control group

in the experimental group

in the placebo group

in the correlation group

Question 5

Dr. Myers is conducting an experiment to examine the hypothesis “Clowns cause children to feel afraid”. She has 1 group of children meet with a clown, and 1 group of children meet with a normal adult. Then, after these encounters, she measures how afraid each child was was when meeting the new person, with the expectation that children would report being more afraid if they met with a clown than a regular adult. In this experiment, how afraid the children were would be considered the _______________ variable.

independent

dependent

experimental

confounding

Question 6

Which of the following would help reduce experimenter bias?

Making participants feel at home during a study.

Using random assignment.

Using a correlational design instead of an experimental design.

Double-blindness.

Question 7

Your friend Jack just read a scientific study that reported a positive correlation between Internet use and anxiety in the United States. Jack says this means that using the Internet causes anxiety. Which of the following is true?

Jack is wrong - there may be a confounding variable causing the relationship between Internet usage and anxiety.

Jack is correct - the Internet causes anxiety.

Jack is wrong - the correlation between Internet usage and anxiety would have to be negative for him to be correct.

Jack is correct, but only if the study was based on a representative sample.

Question 8

A group of preschool-age children are enrolled in a study that plans to follow them over the next 30 years in order to assess behaviors and other characteristics that may predict later development of schizophrenia. This is an example of a(n) ________ design.

cross-sectional

case study

longitudinal

survey

Question 9

Stan and Jenny are in a psychology course that requires them to repeat an experiment that other researchers have conducted in the past, in order to determine whether they produce the same results. This is called ________.

falsifiability

replication

experimental control

random sampling

Question 10

Which of the following is NOT a part of obtaining informed consent?

explaining the hypothesis to the participants

letting participants know that participation is voluntary

explaining the possible risks of participating in the study

letting the participant know that their data is confidential

According to the scatterplot pictured above, there is a _____________ correlation between height (on the Y-axis) and weight (on the X-axis).

Answers: A.

positive

B.

negative

C.

zero

D.

illusory

Explanation / Answer

Positive Case study as it is the indepth study of one subject only Random assignment as everyone has an equal chance of going into either group In the experimental group as that experiences the manipulations Dependant variable as it is effected from the independent variable Double blindness which is verifying the results from other experimenter as well Jack is wrong- there might be a confounding variable causing the relationship between internet usage and anxiety as correlation is a relation not the cause Longitudinal design as it involves studying same individuals over a oeriod of time Replication as they replicate the study Exolaining the hypothesis to the participants as we never do that

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