A teacher interested in determining the effect of a new computer program on learning to read conducted a study. One hundred students were randomly assigned to one of two groups. The first group used the computer program while the second group did not. Both groups were tested to determine how much their reading levels improved. The results for the two groups were compared. What kind of study is this?

This is an experiment because a treatment was applied to a group.
This is an experiment because students were able to choose which group to join.
This is a survey because students were

Question

A teacher interested in determining the effect of a new computer program on learning to read conducted a study. One hundred students were randomly assigned to one of two groups. The first group used the computer program while the second group did not. Both groups were tested to determine how much their reading levels improved. The results for the two groups were compared. What kind of study is this?

 This is an experiment because a treatment was applied to a group.
 This is an experiment because students were able to choose which group to join.
 This is a survey because students were

wanell · Answer

Due to that situation, I came to conclusion that is is case control study. It's a kind in wich students who have specific conditions are compared with students who don't have it.

dller008 · Answer

Case control is not an option

wanell · Answer

are thoses the options at the bottem  of the problem

dller008 · Answer

This is an experiment because a treatment was applied to a group.
 This is an experiment because students were able to choose which group to join.
 This is a survey because students were randomly assigned to groups.
 This is a survey because a treatment was applied to both groups.