Based on the following calculator output, determine the mean of the dataset, rounding to the nearest 10oth if necessary. 1-Var-Stats xˉ=137.142857143Σx=960Σx2=132126Sx=8.83984485966σx=8.18410604994n=7minX=128Q1=129Med2=137Q3=149maxX=149Answer:
Q. Based on the following calculator output, determine the mean of the dataset, rounding to the nearest 10oth if necessary. 1-Var-Stats xˉ=137.142857143Σx=960Σx2=132126Sx=8.83984485966σx=8.18410604994n=7minX=128Q1=129Med2=137Q3=149maxX=149Answer:
Identify Mean Symbol: Identify the symbol that represents the mean in the calculator output.The calculator output shows xˉ=137.142857143 which represents the mean of the dataset.
Round Mean to Nearest Hundredth: Round the mean to the nearest hundredth if necessary.The mean given is 137.142857143. When rounding to the nearest hundredth, we look at the third decimal place, which is a 2. Since it is less than 5, we do not need to round up the second decimal place. Therefore, the mean rounded to the nearest hundredth is 137.14.
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