Time spent on a math assignment appears fairly bell shaped with a mean of 90 minutes and standard deviation of 13 minutes. Use the empirical rule to answer the following questions: a) Approximately 95% of the students spent between and minutes on the assignment. b) Approximately 68% of the students spent between and minutes on the assignment. Submit QuestionLogin S Blackboard Webmail Seneca College - H.. S Seneca Libraries On.. " ITS Seneca Intranet G periodic table - Go... Question 26 1 0/ 1 pt D 3 = 19 0 Details The heights of American adult males are normally distributed with a mean of 177 cm and a standard deviation of 7.4 cm. Use the Empirical Rule to find the range of heights that contain approximately (a) 68% of the data cm (b) 95% of the data (c) 99.7% of the data Submit Question Question 27 1 0/ 1 pt D 3 1 19 0 DetailsQuestion 27 G 0/ 1 pt 9 3 = 19 0 Details Use the Empirical Rule. Draw a sketch of the normal distribution and label the mean and 1, 2, and 3 standard deviations above and below the mean with computed values. Assume that the weight of 1-year-old girls in the USA is normally distributed with Mean - 9.5 kg, Standard Deviation = 1.1 kg. (a) 68% of the data is between which 2 values? kg kg (b) 95% of the data is between which 2 values? kg - kg (c) What percentage of the data is less than 8.4 kg? % (d) What percentage of the data is between 7.3 kg and 11.7 kg? (w) What percentage of the data is more than 12.8 kg? Submit Question Question 28 1/1 pt 9 2 2 19 0 DetailsC https://www.myopenmath.com/assess2/?cid=161294&aid-11474913#/full MyApps - Login S Blackboard Webmail Seneca College - H... . Seneca Libraries On... ITS Seneca Intranet G periodic table - Go... 40 Fount Question 29 E 0/ 1 pt 9 3 19 0 Details Using the standard normal distribution, find the two z-scores that form the middle shaded region. The shaded region is symmetric about 2 - 0. Choose the closest area from the table from the class notes. Shaded Area - 0.92 -3 -1 O 13 Negative z-score = Positive z-score = Submit Question Question 30 1/1 pt 9 2 19 0 Details