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
pishuonlain [190]
3 years ago
9

the cost of a meal might affect how customers evaluate and appreciate food. To investigate, researchers worked with an all Itali

an all you can eat buffet to perform an experiment. A total of 139 subjects were randomly assigned to pay either 4$. Or 8$ for the buffet and then asked to rate the quality of the pizza on a 9 point scale. Subjects who paid 8$ rated pizza 11% higher than this who paid only $4. Identify the explanatory and response variables, the experimental units, and the treatments.
Advanced Placement (AP)
1 answer:
lianna [129]3 years ago
4 0

Answer:

Label each customer with a different integer from 1 to 139.

Explanation:

You might be interested in
What is the scope of philosophy?
JulijaS [17]
The Scope of Systems Philosophy. As a philosophical endeavour Systems Philosophy is concerned with the classical purposes of philosophy, namely to: Clear up confusions in our concepts and ways of thinking (logic and analysis); Reflect on the nature of knowledge and how we can obtain it (epistemology);
7 0
3 years ago
Suppose you were studying a species that has a population cycle of about ten years. How long would you need to study the species
svetlana [45]
The number of years it will take you to have completed studied an organism that has a life cycle of 10 years, is 15 or more than that. This is because you cannot just easily derived to a conclusion without controlling the environmental aspects of the experiments. 
4 0
3 years ago
The second derivative of x<img src="https://tex.z-dn.net/?f=x%5E%7B2%7D%20%2By%5E%7B2%7D%20%3D25" id="TexFormula1" title="x^{2}
Gala2k [10]
Hahahahaha so i was that a hahahahaha amp u owy owas was my time amp what i is a great amp thank you:)
7 0
2 years ago
What is 6,400 to the nearest thousand this is for math
Troyanec [42]

Answer:

6000,

Explanation:

if it was 6500 or more it would be 7000, so its 6000

8 0
3 years ago
Read 2 more answers
PLEASE HELP ILL GIVE BRAINLIEST IF CORRECT, YR 8 MATHS.
In-s [12.5K]

Answer:

that's the line, just copy it

5 0
3 years ago
Read 2 more answers
Other questions:
  • A maintenance electrician would likely specialize in one kind of work if he is employed in a large
    9·2 answers
  • Positive parenting focuses on teaching children rather than making them pay for their mistakes true or false ?
    5·2 answers
  • Find y'' if x^6+y^6=1
    10·1 answer
  • This is a picture of a plant cell. Describe what is happening in this picture.
    11·1 answer
  • Periods in which output and employment are falling are known as:
    9·1 answer
  • Corey works for a landscaping company. On Tuesday, he fertilized 4 lawns. He used 2 1/3 bags of fertilizer on each lawn. How muc
    11·2 answers
  • Alicia earns $9.00 per hour working at a part-time job. She wants to earn
    12·1 answer
  • Only big brains can answer this question! You see a boat filled with people, yet there is not a single person on board. How is t
    10·1 answer
  • If you have adjusted your privacy settings, you can be certain that no one else will see your photographs online.
    7·2 answers
  • WORTH 50 POINTS
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!