Math Problem Statement
6.) For women, in European sizes, the mean size shoe size is 38.46 with a standard deviation of 1.84. The conversion to US sizes is given by USsize = EuroSize × 0.7865 – 22.5. a.) [4 pts.] What is the mean women’s shoe size for these respondents in US units? b.) [4 pts.] What is the standard deviation in US units?
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Statistics
Unit Conversion
Formulas
US size = Euro size × 0.7865 - 22.5
Standard deviation (US units) = standard deviation (Euro units) × 0.7865
Theorems
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Suitable Grade Level
Grades 10-12
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