QUESTION 1 10 points Pg 170/236 A sample of the number of study hours per week of college students is collected. Some of the sample results of this survey are given in the following table STUDY HOURS 4 10 20 24 34 36 42 Z-SCORE -2.5 -1.75 -0.5 0 1.25 1.5 2.25 %ILE RANK 10 25 35 40 50 75 95 BY INSPECTION OF THE TABLE , DETERMINE (NO CALCULATOR) a) The mean study time for all students b) The median study time for all students c) The percent of college students who study between 20 and 36 hours per week d) The study time representing the 4th decile e) The study time representing the 1st quartile f) The study time representing the 3rd quartile g) The interquartile range h) The standard deviation study time for all students 1) The study time corresponding to a z-score of 1.75 D) The study time that is 2.5 standard deviations above the mean For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial V 14px V EV E V A v v