First you divide the smaller number by the larger number, to see how many of that number goes into the other:
45/50 = 0.9
The you times it by 100 to get the percentage:
0.9*100 = 90%
Hope this helps! :)
Answer:
Its c
Step-by-step explanation:
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Given
The graph of the infant mortality rate and life expectancy is given in the scatter form.
Explanation
To determine the relation between the life expectancy and infant mortality rate ,
use the given graph.
From the graph given, it is clear that as the infant mortality rate increases then the life expectancy decreases.
Therefore, the countries with high mortality rates tended to have shorter life expectancies.
Answer
Hence the correct option is B.
Answer:
Step-by-step explanation:
One
Randomization not only occurs, but the person conducting the experiment has no idea who is receiving what. If there are two groups, there are members in each group that receive a drug and others who do not.
Two
poses no interference on the subjects. The information is obtained. It is pretty objective. When the survey is complete so is the person interviewed by those conducting the survey.
Three
Treatment is imposed at least on 1/2 the participants.
