Activity 3.4. Given the following age (in years) of passengers going to Thailand: Ages (years) Frequency 1-13 7 14-26 6 27-39 5 40-52 9 53-65 15 66-78 12 3.4.1. Expand the table to include the mid-point, fm, fm² and the cumulative frequency 3.4.2. Determine the mean and modal age
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Mid-point = (Lower limit + Upper limit)/2 For the first age group (1-13), the mid-point is (1+13)/2 = 7 For the second age group (14-26), the mid-point is (14+26)/2 = 20 For the third age group (27-39), the mid-point is (27+39)/2 = 33 For the fourth age group Show more…
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