Look again at Problem 10 in Chapter 7.The calculated value of ?was .83. Is ?significantly different from zero according to a two-tailed test at the 5% significance level? Problem 10 in Chapter 7 (a) Consider the data for Problem 6 about the relationship between smoking and lung cancer. Translate these scores to ranks and compute ,the Spearman coefficient. (b) Pearson?? r for these data is .74. Does this agree with the ?you calculated? Explain.