4. Five hundred ' ' people are enrolled in a 10. " "Afl/(CVD. Ove t ' . year (30th Study. At the start of the stud , 50 have sed r he course Of the Suldyam peop 6 who were tee of CVD at baseline divelop My M it). m is the cumulative incidence of CVD over 10 years? 0 Kg Ui, (CD '7 ' IS the prevalence of CVD at baseline"? 1) m r i '"l .. c What IS the prevalence of CVD at 10 years"? Ui if Chapterp4 5. A study is to estimate the mean total cholesterol level in children 26 years of age. A sample of 9 partICipants is selected and their total cholesterol levels are measured as follows. 185 225 240 196 175 180 194 147 223 Compute the sample mean and median. Compute the sample standard deviation. Compute the 5 number summary and create a boxplot. Looking at the boxplot, do the data look like they're skewed (is one side longer than the other?) Compare the mean and median. In which direction is the skew (if any)? fig-Pg'P 6 The following boxwhisker plot shows the distributions of total cholesterol levels in boys and gms i@;@ 5 years of age. '