u 1 point R55 A professor gathered data on their students, including one yarialale for how much they studied for an exam and one yariahle for whether or not they passed the exam. The resulting data are shown in the contingency table below. . Some Studying Lots of Studying - No Studying {s +5 hours] {15+ hours} m\" Based on this description, which is the appropriate chi square test to use? goodness of t test test of independence test of homogeneity 7 2 points The following are the observed and expected values for the same research question described in problem 6. Observed No Studying Some Studying Lots of Studying Values ( .05 the distribution of passing rates does not differ by how much students studied1 point 5? Iil'llhich of the following is the most accurate statement about chi square tests and one-sample t- tests? 0 For both chi-square tests and t-tests, Iyou reject the null hypothesis if p =- .E.'15 of making a Type I error Chi square tests and ttests can both have either directional or nondirectional hypotheses Chi square tests and ttests can both be done on categorical data to compare distributions Chi square test and ttest results are both compared to sampling distributions to determine signicance