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12) Jim owns a small business.
The table shows information about the weekly wage of the 40 workers
Weekly wage (£)
320
370
420
470
520
Number of workers
10
13
8
7
2
Jim wants to increase the mean wage by 4%, plus £10
Jim thinks the new mean weekly wage of these workers will be more than £415
Is Jim correct?
(6)

12 Jim owns a small business The table shows information about the weekly wage of the 40 workers Weekly wage 320 370 420 470 520 Number of workers 10 13 8 7 2 J class=

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