Given the set: \(\displaystyle{\left\lbrace{2},-{\frac{{{1}}}{{{2}}}},-{\frac{{{3}}}{{{4}}}},{x},{\frac{{{7}}}{{{2}}}}\right\rbrace}\), for what x

Petrolovujhm

Petrolovujhm

Answered question

2022-03-25

Given the set: {2,12,34,x,72}, for what x would the mean of the set be 1/2?

Answer & Explanation

Jazlyn Mitchell

Jazlyn Mitchell

Beginner2022-03-26Added 14 answers

Explanation:
By definition, the mean or average of a set {xn} is given by
x=1ni=1nxi
12=15(21234+x+72)
52=x+174
x=74

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