1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
aev [14]
2 years ago
14

Music may help people relax. John got two groups of people together. He took everybody's pulse of blood pressure. The one group

to listen to soothing music while other group sat in silence. After the song was over, he measured everyone's pulse and blood pressure.
What is the independent variable?
What is the dependent variable?
What are the constants or control variables?
Mathematics
1 answer:
aivan3 [116]2 years ago
5 0
Independent: Music or silence

Dependent: Pulse and blood pressure

Constants: Similar rooms, similar temperature, similar heart health, same time in areas, same kind of environment, etc.
You might be interested in
Which of the following expressions is equivalent to5(x +10) +x ? Select all that apply . A.5x + 10 + x B. 5x + 50 + x C.6x + D.5
ipn [44]
The correct answers are: B and C. Please mark Brainliest if helpful, thx!
8 0
2 years ago
Graph the line with slope -1/3 passing through the point (2,1)
lutik1710 [3]

Answer:

Step-by-step explanation:

y - y1 = m(x - x1)         y1 = 1  x1 = 2     m = -1/3

y - 1 = -1/3(x - 2)

  y  = -x/3 + 2/3

4 0
3 years ago
Find the measure of the missing angle
lapo4ka [179]

Answer:

Approximately 35, or 34.67

Step-by-step explanation:

You can set up a cosine (adjacent over hypotenuse) equation.

cos38 = x/44

Move the 44 over and plug into the calcultaor.

x = 44cos38

(make sure the mode is on degree and not radian!)

8 0
3 years ago
Question 6(Multiple Choice Worth 4 points)
Maurinko [17]

Answer:

c i think

Step-by-step explanation:

5 0
2 years ago
Which is the equation of a line with a slope of −1/3 and a y-intercept at (0, 1)?
zheka24 [161]
-1/3x+1 is the equation
7 0
3 years ago
Other questions:
  • What are the domain restrictions of ?
    9·1 answer
  • The area of the top face of a cube is 9 square meters. what is the volume of the cube
    6·2 answers
  • Use the distributive property to rewrite each algebraic expression: Do not solve, just rewrite.
    8·1 answer
  • Mark has $1,700 to buy a new computer. The computer he wants is on sale for $1,475. How much would he save if he bought the comp
    12·2 answers
  • Question 1 (1 point) Question 1 Unsaved
    12·1 answer
  • Alice's grandmothers age is a composite number between 70 and 80 and has a factor of 11 what is it
    9·2 answers
  • The opera theater manager believes that 27'% of the opera tickets for tonight's show have been sold. If the manager is right, wh
    9·1 answer
  • What would a box and whisker plot look like for this?
    9·1 answer
  • What’s the answer and how did you get it? i’m confused
    9·2 answers
  • Evaluate.<br><br> (2/3)^4<br><br> Enter your answer by filling in the boxes
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!