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Anonymous
Anonymous

The table below gives the percent of children under five considered to be underweight. Percent of Underweight Children Number of Countries 16.1-21.5 21 21.6-25.9 7 26.0-30.3 7 30.4-35.7 3 35.8-37.3 3 37.4-42.5 3 42.6-48.7 2 What is the best estimate for the mean percentage of underweight children? (Round your ...

Anonymous
Anonymous

The height and age of each child in a random sample of children was recorded. The value of the correlation coefficient between height and age for the children in the sample was 0.8. Based on the least-squares regression line created ...