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22-03-2024
Mathematics

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N a recent survey, 10 percent of the participants rated kraft heinz foods as being "concerned with my health." the company's response included a new "smart spot" symbol on its products that meet certain nutrition criteria, to help consumers who seek more healthful eating options. suppose a follow-up survey shows that 24 of 200 persons now rate kraft heinz as being "concerned with my health."
Calculate the z statistic?

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