What type of research is this: To explain the causes of phenomena through objective measurement and numerical analysis

Include document collection, participant observation, unstructured and informal interviews, intensive field notes, review of artifacts, and focus group discussions

These are variables that are NOT INTENTIONALLY STUDIED BUT AFFECTS OR MAY AFFECT THE RESULTS OF AN EXPERIMENT.

It is a measurable characteristics that varies.

Ex. Height, weight, size, exam scores

An experiment is conducted to rats in order to know the correct dosage of the medicine to be given to humans. A certain formula was said to either shorten or extended one’s life depending on the dosage given. What is the dependent variable?

Can blueberries slow down aging? A study indicates that antioxidants found in blueberries may slow down the process of aging. In this study, 19 month-old rats (equivalent to 60 year old humans) were fed either their standard diet or diet supplemented by either blueberry, strawberry or spinach powder. After eight weeks, the rats were given memory and motor skills test. Although all supplemented rats showed improvement, those supplemented with blueberry powder showed the MOST NOTABLE IMPROVEMENT. What is the INDEPENDENT VARIABLE?

My dogs bark when a truck goes by, but not when a car goes by the house. What is the DEPENDENT VARIABLE?

There are more people at the mall on weekend days than week days. What is the INDEPENDENT VARIABLE?

The price of gas is higher during the winter than during the summer. What is the DEPENDENT VARIABLE?

Variables are classified as:

Variables that determine causal relationships

An Experimental Study of Teaching

English Through Direct and Traditional

Methods to Increase Learners’

Academic Performance

Relationship between Motivation

And Students’ English Learning

Achievement

The Impact of using Multimedia on

Students’ Academic Achievement

in the Basic Education at the Sta. Cecilia College

THE USE OF MANIPULATIVES IN

TEACHING FRACTIONS TO IMPROVE

SEVENTH GRADERS

MATH PERFORMANCE

The Independent Variable ALWAYS

happens FIRST

The number of cars sold and the price of the car.

The # of students in the class, and the # of desks needed

The # of cars in a parking lot and the time of day

Price of car wash and the number of customers

The Price of gasoline and number of gallons sold

The Price of a popcorn at a theater and the # of bags sold.

INDEPENDENT: ______

DEPENDENT: ______