6 / 13 2 The frequency distribution tale below summarizes a study that examined the number of times respondents exercised in a month. a) Draw a histogram for the data (3 marks) b) Describe the shape of the distribution (I mark) c) Determine the weighted mean for this grouped data (2 marks) Number of Times per month Frequency 0-2 9 3-5 11 6-8 w u 9-11 12-14 3. A magician's hat contains three types of rabbits: floppy-cared. white and baby rabbits. a) Draw a Venn diagram to illustrate the contents of the magician's hat given that there are: 27 floppy-eared. 25 white, 34 baby, 13 floppy-cared and white, 9 floppy-eared baby, 5 white baby, and 2 floppy-eared white baby rabbits (3 marks)5 / 13 PART B- Communication (26 marks) 1. Identify the type(s) of bias that may result from each of the following data collection methods. Be sure to explain your answer. (6 marks) a) You wish to determine how many students will come to an upcoming dance and so you send a survey to all Grade 9 students b) You take a random sample of females to survey them about their preferences towards various brands of potato chips c) You are interested in determining how many hours of television teenagers in your school watch per week. so you survey the chess club. 2 The frequency distribution tale below summarizes a study that examined the number of times respondents exercised in a month. a) Draw a histogram for the data (3 m