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
igomit [66]
3 years ago
5

Eight male and eight female college students who have credit cards were surveyed and asked their total credit card debt. The res

ponses are given below in dollars: Males 1000 2100 900 1200 1300 500 1400 700 Females 1300 500 2000 1800 1300 1000 2600 1400
Is this an observational study or a designed experiment?
Mathematics
1 answer:
Tatiana [17]3 years ago
5 0

Answer:

Observational study.

Step-by-step explanation:

In an observational study, the data is calculated but there are no experiments to change anything.

In a designed experiment, an experiment is applied to a group of people and it's effects are studied.

In this problem, we have that:

Male and female college students give their total credit card debt. There are no experiments to change anything. So it is an observational study.

You might be interested in
Pls answer quick pls pls pls
xxTIMURxx [149]

Answer:

I got 2 km per hour

Step-by-step explanation:

7 0
3 years ago
Which point is Not on a circle with a center of (0,0) and a radius of 10?
Burka [1]
It is A because the radius is 10 which means that if x=0 then y must equal 10. (0,5) would be inside of the circle. If this doesn't make sense graph the circle and the points and you'll see what I mean.
6 0
4 years ago
Read 2 more answers
A student finished 72 of her homework problems in class. If the ratio of problems she finished to problems she still had left wa
kramer


Finished:Left

8:1

8/1 = 72/x

Cross Multiply

8x=72

divide each side by 8

x=9

She already finished 72 and has 9 remaining

Total = Finished + Remaining = 72 + 9 = 81

4 0
3 years ago
Solve this polynomial:
irina [24]

Answer:

-4r²-3s²

Step-by-step explanation:

Remove unnecessary parentheses:

r²+s²-(5r²+4s²)

Connect like terms:

-4r²+s²-4s²

Simplify/ collect like terms:

-4r²-3s²

Solution:

-4r²-3s²

6 0
3 years ago
Read 2 more answers
X/x^2-16-7/x^2+5x+4  simplify
Lana71 [14]
<u>5x³ - 12x² + -7</u>
         x²
Simplified answer.
4 0
3 years ago
Other questions:
  • Bob's z-score for the last exam was 1.52 in Prof. Axolotl's class BIO 417, "Life Cycle of the Ornithorhynchus." Bob said, "Oh, g
    8·1 answer
  • Help me with numbers 1 and 2!!!!
    7·2 answers
  • HELP ASAP WILL GIVE BRAINLIEST!! What is the value of 8.25p + 3.99c, when p=12 and c=8.
    5·1 answer
  • Distribute. 4(3x + 5)
    15·1 answer
  • 3/4 = x/10<br> Please write the answer in decimal form.<br> X = ?
    6·2 answers
  • Luke is driving from his house to the store. After driving 16 miles at a constant speed of 0.8 mile/minute, he realizes that he
    5·1 answer
  • A playground is rectangular with a length of 78 miles. If the area of the playground is 820 square miles, what is its width? Inp
    13·1 answer
  • HELP! WILL GIVE BRAINLIEST FOR CORRECT ANSWER!
    7·1 answer
  • A triangular parcel of land has 117 meters of frontage, and the other boundaries have lengths of 75 meters and 95 meters. What a
    14·1 answer
  • A. Find x<br>b. Is the triangle equilateral isosceles or scalene?<br><br>please explain ​
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!