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
NISA [10]
2 years ago
7

company that manufactures a popular multivitamin wanted to determine whether their multivitamin had any side effects. For its in

itial study, the company chose 2000 individuals to take one of their multivitamin tablets per day for one year. Scientists from the company surveyed the participants to determine whether they had experienced any side effects. The greatest problem with this procedure is that A) only one brand of vitamin was tested B) the study lasted only one year C) the sample size was not large enough D) no control group was used
Mathematics
1 answer:
MAXImum [283]2 years ago
3 0

Answer:

Option D

Step-by-step explanation:

In this experiment, It would have been scientific to compare the result of the experiment on the experimental group(taking the multivitamin) with the control group (Taking no medicine)

Without a control group, a defined impact of multivitamin over the experimental group cannot be deduced.

Hence, option D is correct

You might be interested in
Given the equation y = 3x − 4, what is the value of y when x = 4?
Marat540 [252]

Answer:

C) 8

Step-by-step explanation:

y=3*4-4

y=12-4

y=8

5 0
3 years ago
if staff salaries were 32,000 / month last year and 47,000 /month this year what is the total yearly labor cost increase
vladimir1956 [14]
The total labor year cost increase is 15,000
7 0
3 years ago
Find the missing angle <br> 50 points
Gemiola [76]

Answer:

i believe it is 73 degrees

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
4 to the square root of 2 x the square root of 2
dexar [7]

Answer:

4

Step-by-step explanation:

4 \sqrt{2}  \times  \sqrt{2}

4 \sqrt{2 \times 2}

4 \sqrt{4}

4 \sqrt{2}

4

5 0
2 years ago
Substititue 5 for x. Is the solution true?<br> 3x + 4 - x = 4x - 6
Aloiza [94]

Answer:

It's a true solution.

Step-by-step explanation:

3(5) + 4 - 5 = 4(5) - 6

15 + 4 - 5 = 20 - 6

19 - 5 = 14

14 = 14

3 0
2 years ago
Other questions:
  • Lily took 57 seconds to walk from classroom to library.If the distance between the classroom and library was 38m, at what averag
    10·2 answers
  • Anticent math problem how many rabbitsand phesants 35 heads and 94 feet
    13·1 answer
  • The graph of the equation is Ax+2y =-2 is the line that passes through (2,-2) what is value A
    9·1 answer
  • PLZ HELP #2 PIC included
    10·1 answer
  • Two numbers add to 251 and the second is 41 bigger then the first. what are the two numbers?
    13·2 answers
  • Help my dear friend answer this:
    13·2 answers
  • Solve (u+6)^2+4=52 , where u is a real number.
    7·1 answer
  • ..........................
    7·1 answer
  • Can some help me plz
    15·1 answer
  • 3 а. A = 6 cm Calculate the diameter of the circle.​
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!