A polling organization issued a report describing a survey it conducted in which it asked a random sample of investors about their fears. Investors were asked how worried they were about different factors negatively impacting their investments. The results of the survey are shown in the table. When evaluating the report, a newscaster stated, “The percentage of investors in the sample who were very worried and somewhat worried was 85%.” Why is the newscaster’s statement incorrect? because some investors may not have been worried about any of the factors because the percentage of investors who were very worried was definitely not 85% because some investors may have been worried about more than one of the factors because the percentage of investors who were somewhat worried was definitely not 85%
A polling organization issued a report describing a survey it conducted in which it asked a random sample of investors about their fears. Investors were asked how worried they were about different factors negatively impacting their investments. The results of the survey are shown in the table.
When evaluating the report, a newscaster stated, “The percentage of investors in the sample who were very worried and somewhat worried was 85%.” Why is the newscaster’s statement incorrect?
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because some investors may not have been worried about any of the factors
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because the percentage of investors who were very worried was definitely not 85%
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because some investors may have been worried about more than one of the factors
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because the percentage of investors who were somewhat worried was definitely not 85%
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