Activity 1The table below shows marks obtained by 40 students in a science test. Determine the class intervals if there are 7 classes.76453593563346767789

57759333686457787388

70724757927865818095

46526669808438506377

The table below shows height of 40 students in a class (in cm). Determine the class intervals if there are 6 classes.147149180182165186170183180155

168176146157148158179176163158

167173150159165178172146168147

187169175186172158161151164149

The table below shows weight of 40 students in a class (in kg). Determine the class intervals if there are 7 classes.47558775606338425553

57754548686467785344

70724757667865815093

46526669564948506389

The table below shows age of 40 people attend seminar. Determine the class intervals if there are 6 classes.19552726606338425535

57254528382467585344

20323757261835215018

46526671564948505349