Central Tendency A radio station claims that the amount of advertising per hour of broadcast...

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Central Tendency A radio station claims that the amount of advertising per hour of broadcast time has an average of 12 minutes and a standard deviation equal to 2 9 minutes You listen to the radio station for at a randomly selected time and carefully observe that the amount of advertising time is equal to 5 minutes Calculate the z score for this amount of advertising time

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Central Tendency A radio station claims that the amount of advertising per hour of broadcast time has an average of 12 minutes and a standard deviation equal to 2 9 minutes You listen to the radio station for at a randomly selected time and carefully observe that the amount of advertising time is equal to 5 minutes Calculate the z score for this amount of advertising time

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