The following table shows the records of sex in a class of 30 staffs. Staff No. Sex 01 02 03 04 05 06 07 08 09 10 11 12

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The Following Table Shows The Records Of Sex In A Class Of 30 Staffs Staff No Sex 01 02 03 04 05 06 07 08 09 10 11 12 1 (79.98 KiB) Viewed 95 times

The following table shows the records of sex in a class of 30 staffs. Staff No. Sex 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 M F M F F F F M F M F F F F F 16 17 18 19 20 21 Staff No. 22 23 24 25 26 27 28 29 30 Sex M F F M F M F F M F F F MF M The management wants to know the staffs' opinion towards the Staff Representative Selection method. Two sampling methods are suggested: Method I: Method II: 6 staffs are selected randomly. 6 staffs are selected randomly and proportionally from the male and female students separately. (a) If Method I is used, (i) identify the sampling method. (ii) write down the selected Staff No. by using the below random number table with the starting point row 1 column 5. (b) If Method II is used, (i) how many male and female staff should be selected respectively? (ii) write down the selected male Staff No. and female Staff No. by using the below random number table with the starting point row 3 column 1. 1 2 3 4 5 6 7 Row 1 3 4 1 4 8 2 2 2 6 3 1 2 0 35 607 09 43 41 4 2 1 5 0 1 1 6 3 2 10 7 0 7 9 0 6 12 2 2 3 7 4 1 7 Random Number Table Column 8 9 1 1 2 3 3 11 4 1 2 2 4 12 13 14 15 16 2 1 068 1 6 2 1 3 3 10 8 2 1 6 3 6 0 1 4 1 8 17 18 19 20 1102 1 9 6 5 1 0 1 1 2 1 2 0 ~33~~ 2 2