QUESTION 4 Is there a relationship between number of hours respondents' study per week and their work status? Specify null and alternative hypothesis and explain your findings. Justify choice of the test. Descriptives Study hour per week 95% Confidence Interval for Mean N Mean Sid. Deviation Sid. Error Lower Bound Upper Bound Minimum Maximum Work Full-Uma 7.04 2.341 316 6.40 7.ST 12 Work Part-dme 8.07 2.137 7.26 9.88 12 Not Viorking 16 2.754 7.91 10.84 Total 100 7.71 2.483 248 7.22 9.20 12