The Center for Disease Control and Prevention (CDC) states that adults should en

Question

The Center for Disease Control and Prevention (CDC) states that adults should engage in at least 75 min of vigorous-intensity aerobic activity or 150 min of moderate-intensity aerobic activity weekly. Researchers gathered data from a random sample of adults who participated in the 2011-2012 National Health and Nutrition Examination Survey (NHANES). The NHANES data are shown in the relative frequency table and are available to download in a variety of formats. CrunchIt! CSV Excel JMP Mac Text Minitab PC Text R SPSS TI Calc What is the relative frequency of adults who are engaging in less than the minimum amount of recommended moderate-intensity physical activity weekly (less than 150 min)? Give your answer to two decimal places. relative frequency = %

Explanation / Answer

Relative frequency of adults who are engaging in less than 150 min is

= 47.79% + 32.24% + 11.89%

= 91.92%

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