The area of a rectangle is 63 ft^2, and the length of the rectangle is 11 ft more than twice the width. Find the dimensions of t
1 answer:
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<em>85% of the students in Yvan’s school walk to school. If 816 students walk to school, how many students are in the school?</em>
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<em>Response-</em>
Since we are using percents we can make an equation out of this question
is the way we write percents in math as a fraction
and is the part and whole you gave us
cross multiply
students are in the school
students at Y'vans school
Answer:
14.69 seconds
Step-by-step explanation:
The weighted mean is used to calculate the mean of numbers which don't have the same "weight" or statistical relevance. In this case, that relevance is based on the sample size of each group from which the mean reaction times were obtained.
For all three samples, the weighted mean is obtaining by multiplying each one of the mean reaction times by its <em>n value, </em>adding them, and dividing that result by the sum of all n values.