Advanced Statistics
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A nationwide study of American homeowners revealed that 64% have one or more lawn mowers.
A lawn equipment manufacturer, located in Omaha, feels the estimate is too low for households in Omaha. Can the value 0.64 be rejected if a survey of 490 homes in Omaha yields 331 with one or more lawn mowers?
Started by Kenyatta |
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n = 147, x = 59; 90 percent
Started by Audrea |
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