Mathematics, 21.01.2021 09:40 airbenderjermai

In a survey of 600 homeowners with high-speed Internet, the average monthly cost of a high-speed Internet plan was $64.20 with standard deviation $11.77, estimate the number of Internet plans whose cost is: greater than $52.43

less than $87.74

between $52.43 and $64.20

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In a survey of 600 homeowners with high-speed Internet, the average monthly cost of a high-speed Internet plan was $64.20 with standard deviation $11.77, estimate the number of Internet plans whose cost is: greater than $52.43less than $87.74between $52.43 and $64.20

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Another question on Mathematics

In a survey of 600 homeowners with high-speed Internet, the average monthly cost of a high-speed Internet plan was $64.20 with standard deviation $11.77, estimate the number of Internet plans whose cost is: greater than $52.43

less than $87.74

between $52.43 and $64.20