D2L Quizzes - 22F --Statistics for Com x 9 Email - Sanket Shahi - Outlook X + lcollege.ca/d21/Ims/quizzing/user/attempt/quiz_start_frame_auto.d21?ou=830954&isprv=&drc=0&qi=494774&cfql=. st 1D- F22 Time Left:1:40:00 Sanket Shahi: Attempt 1 Question 7 (6 points) Listen The number of stories in each of a sample of the world's 24 tallest buildings follows. Construct a frequency distribution and a cumulative frequency distribution with 7 classes. Input your answers in this order: a) to f) 55 55 55 56 60 60 64 65 69 70 70 71 72 75 75 77 78 79 80 80 85 88 88 88 a) What is the class width for a frequency distribution with 7 classes? b) Considering the lower class limit of the first class is 55, what is the upper class limit of the first class? c) What is the lower class boundary of the second class? d) What is the frequency of the 4 class? e) What is the relative frequency of the second class? Express your answer in percentage form with one decimal place if necessary (add % symbol; leave 1 space between the number and the % symbol) f) What is the midpoint of the first class? EN ASUS ZenBook F3 F4 F5 F6 FZ F8 F9 F10 F11 A F12 & 5 8