Determine pearsons correlation coefficient and comment on, Ask an Expert

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The following table represents data involving direct labour costs (in Rands) and the batch size (in units) produced by a small manufacturing concern that specialises in a single product.

BATCH SIZE (units) LABOUR COSTS (Rands)

15 200

18 240

21 290

23 300

26 380

28 370

32 400

1. Determine pearsons correlation coefficient and comment on the value obtained.

2. Obtain a regression equation representing the above data.

3. Estimate the production batch size for a direct labour cost of R350-00.

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Statistics and Probability, Statistics

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