Combine the like terms to create an equivalent expression: r+(-5r)
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<u>Answer-</u>
<em>It </em><em>is reasonable</em><em> that the state education department claims the percentage for the entire state is 63%.</em>
<u>Solution-</u>
153 out of the 258 high school students surveyed at a local school said they went outside more during school hours as elementary school students than they do now as high school students.
Here,
x = 153,
n = 258,
Then,
And,
Putting the values,
The interval would be,
As population proportion p=63% lies in this interval, so it is reasonable.