independent
variable
variable
the angle of light affects the temperature of a surface
what is the angel of light?
individuals who migrate to the US as children will have a easier time learning the English language than those who migrate as adults
what is ease in learning the English language?
cavity formation depends on the amount of sugar intake
What is the more sugar you eat the more cavities you will get?
something that people can differ on
what is a variable?
Two groups of students were tested to compare how fast they would complete the math problems. Each group was given the same problems. One group used calculators and the other group did not.
what is the same problems?
the amount of smoking affects emphysema rates
What is the amount of smoking?
individuals who suffer from depression will experience a greater degree of symptom reduction when engaged in both individual and group therapy as opposed to individual therapy alone.
what is symptom reduction?
the length of time it takes for a sponge to dry depends on the humidity of the air
What is the more humid the air the longer it will take for a sponge to dry?
a statement that names at least two variables and the relationship between them
what is a hypothesis?
Students of different ages were given the same puzzle to assemble. The time it took to assemble the puzzle was recorded
what is the same puzzle?
Study time affects grades earned
what is study time?
Students who study every night for research class will score higher on quizzes than those students who only study the night before the quiz.
what is the score on quizzes?
weight loss depends on the amount of exercise one engages in
What is the more you exercise the greater our weight loss?
a statement that informs subjects of the risks and benefits of their participation in a study as well as obtains their written consent
what is informed consent?
Students in class were divided into two groups. Group 1 used vocabulary flashcards to memorize key terms. Group 2 did not. Each group took the same test and the number of vocabulary words they knew was recorded
What is the same vocabulary test?
students who attend AU will report a more positive experience than students who attend Fordham
What is the college one attends?
the miles a car runs on a gallon of gas depends on the model of the car
what is the number of miles that a car runs on gas?
type II diabetes in older adults depends on the amount of weight gain
what is the more weight you gain the more likely you are to develop type II diabetes later in in life?
this variable can influence change in another variable
what is the independent variable?
Half the students in Mr. Jay's 1st grade class ate breakfast each morning when they arrived at school and the others did not. They all took the same spelling test mid-morning. The students who ate breakfast scored higher grades than those students who did not eat breakfast.
what is the spelling test?
schools who offer remedial assistance to marginal students will see a greater decrease in dropout rate over schools that do not offer remedial assistance.
what is remedial assistance?
Annual earnings impacts on the number of vacations one can afford to take each year.
what is the number of vacations one can afford to take each year?
retirement age depends on savings
what is the more you save the earlier you can retire?
these are things in a hypothesis that do not change and are the same for everyone.
what are constants?
a study of males and females waiting to cross the same signal controlled intersection in NYC will be measured by whether they checked for traffic before crossing
what is the same signal controlled intersection?