Predict formula for predicting proportion of housework done

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Reference no: EM13200103

A researcher sureys a group of working married women and reports the following results for the first four surveyed:

Person % of contribution to household income % contribution to housework

x Zx Y Zy

C1 601.34 70-1.15

F3 30 -1.34 100 1.61

B8 40 -.45 80 -.23

J2 50 .45 80 -.23

M= 45 SD = 11.18 M = 82.5 SD = 10.9 r = ?.92

1. Give the Z score prediction formula for predicting proportion of housework done from proportion of income contributed.

2. Predict the contribution to housework for a woman who provides 90% of the income.

3. Explain what you have done to a person who is familiar with correlation but not with regression.

Reference no: EM13200103

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