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mars1129 [50]
2 years ago
7

A company wants to test a new brand of dog food that has added omega-3 oils for healthy, shiny coats.

Mathematics
2 answers:
Elenna [48]2 years ago
7 0

Answer: The experiment is blinded because the volunteers in both groups are unaware of which dog food they received.

Usimov [2.4K]2 years ago
3 0

Answer:

The experiment is blinded because the volunteers in both groups are unaware of which dog food they received.

Please give me brainliest, I really need it.

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In a small town 68% of the people owned television 72% on radio and 12% owned neither television nor radio (1)represent the info
Naddika [18.5K]

Answer:

1.)

The Venn diagram is in the attachment

2).

percentage of the population that owns only television== 16%

Step-by-step explanation:

The Venn diagram Is represented in the attached photo.

Let's call The total people x

X = people that own only television+ people that own only radio+ people that own both television and radio+ people that own neither the two.

X= (0.68x -y) +(y) +(0.72x-y)+(0.12x)

X= 0.68x-y+y+0.72x-y+0.12x

X= 1.52x-y

Y= 1.52x-x

Y= 0.52x

People that own both= 52%

people that own only television

= (0.68x -y)

= 0.68x-0.52x

= 0.16x

percentage of the population that owns only television= 0.16*100

percentage of the population that owns only television= 16%

4 0
3 years ago
There are 45 students in a class. The ratio of boys to girls is 2:3. How many boys are there in the class?
Lena [83]

Answer:

18 boys

Step-by-step explanation:

we add 2 and 3 because they are equal parts:

2+3=5

Then we divide 45 by 5 because we want to find what 1 part equals"

45/5=9

We now do 9*2 to get an answer of:

9*2=18

hope this makes sense!

7 0
2 years ago
When I evaluate m=2 , h=1 then what would mh+3 would be?
Andrei [34K]

Answer:5

Step-by-step explanation: since you know that m=2, and h=1, mh is the same as m × h, or 2×1. Which is equal to 2, you then add 3 to get your answer

7 0
3 years ago
What is the equation of the following line? Be sure to scroll down first to see all answer options. (0,3) (3,0) A. y = -x + 3 B.
qaws [65]
The correct answer is Choice A.

If you plot the points on a graph, you will see that there is a slope of -1 and the y-intercept is (0, 3).

This matches the equation of y = -x + 3 in Choice A.
4 0
3 years ago
2thousands pluse 14hundreds
snow_tiger [21]
2.000 pluse 4.00=600.000
4 pluse 2=6
thousand pluse hundreds=hundre thousandths


3 0
2 years ago
Read 2 more answers
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