Professor Simpson is interested if time spent studying is affected by the color of a room. She randomly assigns her students into four groups and has each group study in a room that has been painted a different color (red, yellow, green, or white). Professor Simpson then measures the number of minutes that each group spends studying. What is the independent and dependent variables in this study?
A)The color of the rooms
B)The number of minutes each group spends studying
C)The average score each group gets on their first exam
D)The age and gender of the students in each group
Answers: 2
Physics, 21.06.2019 19:20
Describe the path of the electric current through a circuit?
Answers: 1
Physics, 21.06.2019 22:40
Um vetor representa um deslocamento cujo módulo é 20 m. se v faz um ângulo de 60 graus com a horizontal, qual é o valor das componentes horizontal e vertical deste vetor?
Answers: 2
Physics, 22.06.2019 07:20
If 2 moles of co_2 at 2l and 500k are expanded reversibly to 20l, more work can be obtained from an adiabatic process than from an isothermal process. is the above statement true or false?
Answers: 3
Physics, 22.06.2019 08:50
You are a sales representative for a company that makes a new alternate fuel for vehicles. you have prepared a presentation for the environmental engineers to sell your new product. what question do you expect the audience to ask regarding whether the new fuel will cause less damage to the environment? a. do we have to change any parts of the vehicle to use this alternate fuel? b. will the vehicles get better fuel mileage with the alternate fuel? c. how much greenhouse gas does your fuel produce compared with current fuel sources? d. is the alternate fuel more expensive than fossil fuel?
Answers: 2
Professor Simpson is interested if time spent studying is affected by the color of a room. She rando...
Geography, 26.06.2019 04:30
Mathematics, 26.06.2019 04:30
Mathematics, 26.06.2019 04:30
Biology, 26.06.2019 04:30
Business, 26.06.2019 04:30
Social Studies, 26.06.2019 04:30
Geography, 26.06.2019 04:30
Mathematics, 26.06.2019 04:30
History, 26.06.2019 04:30
History, 26.06.2019 04:30
Physics, 26.06.2019 04:30