Mathematics, 14.02.2020 04:15, tdluong157

A study of 420,095 cell phone users resulted in 135 who developed cancer of the brain or nervous system. When comparing this sample group to another group of people who did not use cell phones, it was found that there is a probability of 0.512 of getting such sample results by chance. What do you conclude?

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A study of 420,095 cell phone users resulted in 135 who developed cancer of the brain or nervous sys...