Please solve next pert of this question:D) in a sample of 600 snowboards , how many snowboards would you expect to have length between 152.1cm and 153.2cm? Use your answer to part (a) to answer this question. Round your answer to the nearest whole number. E) what the percentile rank of a snowboard with a length of 154.4cm? Round your answer to the nearest whole number. F) the percentile rank for 152.4cm is 31. What is the meaning of this percentile rank? ?31% of snowboards have length less than or equal to 152.4 cm?69% of snowboards have length less than or equal to 152.4cm?69% of snowboards have length equal to 152.4?m?31% of snowboards have length equal to 152.4?m

151.4 151.8 152.2 152.6 153 153.4 153.8 Length of snowboards Q (a) Calculate the proportion of area shaded in the figure above. It represents the proportion of snowboards with lengths between 152.1 cm and 153.2 cm. Express your answer in decimal form rounded to 4 decimal places. Answer: | 0.8275 151.4 151.8 152.2 152.6 153 153.4 153.8 Length of snowboards Q (b) Calculate the proportion of area shaded in the figure above. It represents the proportion of snowboards with lengths less than 152.1 cm. Express your answer in decimal form rounded to 4 decimal places. Answer: |0.1057 151.4 151.8 152.2 152.6 153 153.4 153.8 Length of snowboards Q (c) Calculate the proportion of area shaded in the figure above. It represents the proportion of snowboards with lengths of at least 153.4 cm. Express your answer in decimal form rounded to 4 decimal places Answer: 0.0228