Science

A science teacher was curious to see whether offering money for good grades would increase student peformance on a test. The teacher offered half of the students in the class $5.00 if they got an A on their next test. The other half of the class was not offered any money. What is the independent variable in this experiment?
A. The number of questions on the test
B. The number of students in the class
C. The student's grade on the test
D. The amount of money offered

  1. 👍
  2. 👎
  3. 👁
  1. Please anyone??

    1. 👍
    2. 👎
  2. The independent variable is the amount of money offered, which in this case takes on only two values, $0 and $5.

    Evidently other experiments could be carried out to have varied incentives, assuming the teacher keeps the job long enough to do further experiments.

    1. 👍
    2. 👎
  3. Thanks :)

    1. 👍
    2. 👎
  4. You're welcome! :)

    1. 👍
    2. 👎
  5. so a,b,c,d ? like which is it I'm confused lolll

    1. 👍
    2. 👎
  6. my head hurts

    1. 👍
    2. 👎
  7. guys the answer is D

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Engish Check answers please

    21. Which of the following sentences contains a misplaced modifier? (1 point) ⦁ I can’t believe I heard you complain about your surprise party! ⦁ Reading Paul’s essay, it was apparent his research skills were poor. ⦁

  2. Math

    The converse of this: If you study hard, then your grades will be good. I think it should be : If your grades are good, then you studied hard. Is this correct?

  3. Math

    After a Math test, each of the twenty-five students in the class got a peek at the teacher's grade sheet. Each student noticed five A's. No student saw all the grades and no student saw his or her own grade. What is the minimum

  4. Early Childhood

    Which of the following statements regarding the early childhood teacher's science background is true? A It is not necessary for the early childhood teacher to have a science background, she can learn as she goes. B. As long as the

  1. Business English

    Selecting concrete words 22. we have found that young men are best for this work. 23. She makes good grades 24. John lost a fortune in Las Vegas. 25. if we don't receive the goods soon we will cancel. 26.some years ago she made

  2. probability

    out of 250 students interviewed at a community college, 90 were taking mathematics but not computer science, 160 were taking mathematics, and 50 were taking neither mathematics nor computer science. Find the probability that a

  3. English

    1. He is a social science teacher. 2. He is a SS teacher. 3. She is a home economics teacher. 4. She is a HE teacher. 5. She is a technical arts and homemaking teacher. 6. She is a TAH teacher. 7. She is a healthe education

  4. Spanish

    What are schools and organizations in silicon valley doing to foster growth for hispanic and latino students? a. Offering math programs in the summer b. Offering english classes year round C.offering tutoring classes in science

  1. ENGLISH/MATH/SCIENCE HELP!

    Is there any websites for teens to read short stories (or long), then you answer ONLY multiple choice questions, grade you, and to have a profile or something to see all of your grades if your making progress each time (to see if

  2. Final Draft, English essay

    Hey could you please check this. It is supposed to be an illustrated essay. Is it illustrated enough? _______________ Illustration essay: Successful student The value of education has really fallen in the past years; some say

  3. English essay final draft.

    HEY I FINISHED MY FINAL DRAFT, DONE EDITING TOO. COULD YOU PLEASE CHECK IT AND TELL ME IF THIS ESSAY IS ILLUSTRATIVE ENOUGH? Illustration essay: Successful student The value of education has really fallen in the past years; some

  4. mathematics

    joe needs to have at least an 80 average for the semester. His teacher uses 4 grades to determine the average. If he already had grades of 75,82, and 71, what must his final grades be to meet his goal?

You can view more similar questions or ask a new question.