Centen X Ms. Smi X C Home - X D2L Homep X D2L Quizzes X Co. What A X y! from bc x y! A numk x B A numt x y! probabix Probabi X New tal X + X C @ https://e.centennialcollege.ca/d21/Ims/quizzing/user/attempt/quiz_start_frame_auto.d2/?ou=830952&isprv=&drc=08qi=492852&cfql=0&dnb=0&fromQB=0 . . . Quiz 2 - F2022 X Est. Length: 2:00:00 Anish Kunwar: Attempt 1 Page 1: 46 A/ 2 3 None A/ 4 5 Question 2 (1 point) Saved Listen a) It is known that the standard deviation for a set of data is 4.2. Find the variance for the dat + b) If the highest value in a set of data is 45, and the range for the same data is 12, find the lov the set. [1 mark] c) Adult IQ scores have a bell-shaped distribution with a mean of 120 and a standard deviation the empirical rule to find the percentage of adults with IQ scores between 60 and 180. Includ with your answer (leave no space between the number and the symbol of percentage). d) Adult IQ scores have a bell-shaped distribution with a mean of 120 and a standard deviatio What IQ score is positioned 1.3 standard deviations above the mean? 17.64 33 A/ Need Help? Type here to search O O W . 16.C Sunny ~ 9 @ @ (7 0 4) ENG 3:22 PM 2022-10-03Centen X Ms. Smi X C Home - X D2L Homep X D2L Quizzes X Co. What A X y! from bc x y! A numk x B A numt x y! probabix Probabi X New tal X + X C @ https://e.centennialcollege.ca/d21/Ims/quizzing/user/attempt/quiz_start_frame_auto.d2/?ou=830952&isprv=&drc=08qi=492852&cfql=0&dnb=0&fromQB=0 . . . Quiz 2 - F2022 X Est. Length: 2:00:00 Anish Kunwar: Attempt 1 Page 1: 46 A/ 2 3 None A/ 4 5 Question 2 (1 point) Saved ()Listen I that the standard deviation for a set of data is 4.2. Find the variance for the data. [1 mark] + est value in a set of data is 45, and the range for the same data is 12, find the lowest value in ark] ores have a bell-shaped distribution with a mean of 120 and a standard deviation of 20. Use rule to find the percentage of adults with IQ scores between 60 and 180. Include the % sign wer (leave no space between the number and the symbol of percentage). cores have a bell-shaped distribution with a mean of 120 and a standard deviation of 20. e is positioned 1.3 standard deviations above the mean? 17.64 33 A/ Need Help? Type here to search O W . 16.C Sunny ~ 9 @ @ ( 4) ENG 3:22 PM 2022-10-03