experimental designs and methods in psychology

What is the DEPENDENT variable (effect) in this experiment?

"Does eating breakfast improve test score?"

• eating breakfast or not

• the grade you got on the test

• what time you get up in the morning

• what you eat for breakfast

What is the INDEPENDENT variable (cause)in this experiment?
"Which type of metal, copper or aluminum, conducts heat faster?" 

• size of metal
• types of metal
• time it takes to heat up
• shape of the metal

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Diego wants to know how drinking milk affects how tall Dora grows. Which is the independent variable?

• Drinking milk.

• Diego's growth.

• Dora's growth.

• Chocolate or plain milk.

Tags

NGSS.MS-LS1-5

How many variables should you change in an experiment?

• none
• 1
• 2 or more
• depends on the type of experiment

Tags

CCSS.HSS.IC.B.3

A factor in an experiment that stays the same.

• fair test

• controlled variable

• dependent variable

• independent variable

Tags

NGSS.3-5-ETS1-3

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

• quantitative
• qualitative

Which design involves the least number of people?

• Independent Measures

• Repeated Measures

• Matched Pairs

In which design are participants susceptible to 'order effects'?

• Independent Measures

• Repeated Measures

• Matched Pairs

Which design is most affected by participant variables?

• Independent Measures

• Repeated Measures

• Matched Pairs