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A study observed two samples of people, the first classified as “athletic” and the second as...

A study observed two samples of people, the first classified as “athletic” and the second as “nonathletic”. Among the 300 classified as “athletic”, it was found that 48 regularly eat a certain breakfast food. Among the 200 “non-athletic” persons, there were 52 who regularly eat this breakfast food. We want to study whether there is a difference in the proportions in consumption of this breakfast food between the “athletic” and the “non-athletic” groups.

What is the chi square statistics?

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