Internet providers: In a survey of 805 homeowners with high-speed Internet, the average monthly cost...

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Internet providers: In a survey of 805 homeowners with high-speed Internet, the average monthly cost of a high-speed Internet plan was $71.98 with standard deviation $12.66. Assume the plan costs to be approximately bell-shaped. Estimate the number of plans that cost between $59.32 and $84.64. Round to the nearest whole number.

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