4 results.
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Question in Content created by Newcastle University
Multiple correlation question. Given the correlation coefficent of Y with X1 is r01, the correlation coefficent of Y with X2 is r02 and the correlation coefficent of X1 with X2 is r12 then explain the proportion of variablity of Y. Also find the partial corr coeff between Y and X2 after fitting X1 and find how much of the remaining variability in Y is explained by X2 after fitting X1.
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Question in Arithmetic
Given amounts of ingredients for n cakes, given list of ingredients for m.
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Question in Numerical reasoning
Given ratio of ingredients in a preparation, and amounts of each ingredient, work out how much of the preparation you can make.
Based on question 5 from section 3 of the maths-aid workbook on numerical reasoning.
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Question in Numerical reasoning
Scale a page to some percentage of its original size, then increase/decrease by another percentage. Find the size of the final copy as a percentage of the original.
Based on question 2 from section 3 of the Maths-Aid workbook on numerical reasoning.