Different Methods

Question 1

What are the steps for the scientific method?

Answer 1

Theory
Hypothesis
Collect data
Analyse Data

Question 2

What is a good theory?

Answer 2

Something simple and that can explain an observable phenomenon.

Question 3

What is an example of a good theory?

Answer 3

Piaget : every human being goes through the different milestones

Question 4

What is a bad theory?

Answer 4

One that can’t be proven right or wrong

Question 5

What is an example of a BAD theory?

Answer 5

Anything from Freud: dreams

Question 6

What is phrenology?

Answer 6

When pp would do head massages and if you have certain características. It was debunked

Question 7

What kind of hypothesis are there?

Answer 7

The testable and non testable

Question 8

What is experimental research?

Answer 8

It involves statistics, true experiments, independent and dependent variable, experimental groups and control groups

Question 9

What is an independent variable?

Answer 9

One that is being manipulate d ex:

Question 10

What is a dependent variable?

Answer 10

The one that is being measured

Question 11

What are the advantages and disadvantages of a true experiment?

Answer 11

It’s can establish a cause and effect but it implies a control group which means there is some artificiality to it

Question 12

What are descriptive or correlational studies?

Answer 12

Ones that occur naturally in nature

Question 13

The naturalistic observation is linked to..

Answer 13

The hawthorne effect which stated that pp chg their behav when being observed

Question 14

What do descriptive statistics show?

Answer 14

Variability

Question 15

Range?

Answer 15

Highest-lowest score

Question 16

What is the standard deviation?

Answer 16

A numerical depiction of variability ( by how much the scores vary from each other and from the mean)

Question 17

If everyone has the same grade std dev is?

Answer 17

0: no variability

Question 18

The correlational method uses..

Answer 18

Statistical procedures to determine if there is a natural relationship occuring in nature by themselves

Question 19

In a correlational study you cannot…

Answer 19

Manipulate variables, have to occur naturally

Question 20

True experiment ..

Answer 20

Have control on one variable

Question 21

Correlational study..

Answer 21

No control

Question 22

What are the 2 parts of correlation coefficient?

Answer 22

Strength and direction

Question 23

What is the correlation coefficient?

Answer 23

It is a number that tells you how strong a relationship is between 2 variables

Question 24

What can the “r” value be? And what do they mean?

Answer 24

-1 : perfect - relationship and slope : one up one down
0 : no relationship
1: perfect positive relationship and slope : both go up

Question 25

What is statistical significance?

Answer 25

It states that at least 0.01 or 0.05 so one chance or 5 chances out of 100 the findings are due to chance

Question 26

Can you prove a hypothesis?

Answer 26

No. You can only support it

Question 27

Difference between descriptive and inferential stats?

Answer 27

D: you look @ data
I: you test the hypothesis