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Suppose IQ scores were obtained from randomly selected couples. For 20 such pairs, of people the linear correlation coefficient is 0.799 and the equation of the regression line is ^y=-13.82+0.87x. Where x represents the IQ score of the husband. Also the 20x values have a mean of 100.46 and the 20 y values have a mean of 101.25. What is the best predicted IQ of the wife, given that the husband has an IQ of 103. Use a significance level of 0.05.

The best predicted IQ for the wife is _________(round to one decimal place as needed)

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9987885

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