The Center for Disease Control and Prevention (CDC) states that adults should en
ID: 3272328 • Letter: T
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%