Hi

Any help would be appreciated.

The data below is a small sample of a larger dataset.

It has the Oxford Knee Score, a 12 item questionnaire and scored from 0 to 4 per item. Total score is 0-48.

I would like to:

1) Create a code to randomly remove 1 item



OxPainPR1 OxWashPR2 OxTransportPR3 OxWalkPR4 OxStandMealPR5 OxLimpPR6 OxKneelPR7 OxBedPR8 OxWorkPR9 OxGiveWayPR10 OxShopPR11 OxStairsPR12
0 1 1 1 1 0 0 0 1 0 1 1
0 2 1 2 1 0 1 0 1 3 2 2
1 2 2 2 1 1 0 0 1 3 2 2