bryantmadison0
15.11.2019 •
Mathematics
Consumption of fast food is a topic of interest to researchers in the field of nutrition. an article reported that 1880 of those in a random sample of 6765 u.s. children indicated that on a typical day, they ate fast food. estimate p, the proportion of children in the united states who eat fast food on a typical day. (round your answer to four decimal places.)
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Ответ:
the proportion is 0.2779, that is a 27.79%
Step-by-step explanation:
The article reported that 1880 children ate fast food from a sample of 6765 children. We can use the rule of three to find the proportion of children that ate fast food
from 6765 we have 1880 children that ate fast foodfrom 100 children we have children that ate fast foodthat gives us that a 27.79% of the children ate fast food on a typical day. We can obtain the proportion by dividing the percentage by 100, that gives us a proportion of 27.79/100 = 0.2779.
I hope this helped you!
Ответ:
Step-by-step explanation:
1/2-1/7=5/4
3/5-1/2=1/10