A of malignant tumor occurs in 11 children in a millionso its probability is 0.000011 Four cases of this tumor


A of malignant tumor occurs in 11 children in a millionso its probability is 0.000011 Four cases of this tumor occurred in a certain townwhich had children a. Assuming that this tumor occurs as usual, find the mean number of cases in groups of 11,170 children b. Using the unrounded mean from part)find the probability that the number of tumor cases in a group of 11170 children is 0 or 1 cWhat is the probability of more than one case? the cluster cases appear to be attributable to random chance? Why or why not?


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