Classify the hypothesis test as two-tailed, left-tailed, or right-tailed. The principal introduces a campaign to encourage the students to watch less television. One year later, the principal wants to perform a hypothesis test to determine whether the average amount of time spent watching television per week has decreased from the previous mean of 21.7 hours. O right-tailed one school, the average amount of time that tenth-graders spend watching television each week is 21.7 hours. O two-tailed O left-tailed

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Classify the hypothesis test as two-tailed, left-tailed, or right-tailed. At one school, the average amount of time that tenth-graders spend watching television each week is 21.7 hours.
The principal introduces a campaign to encourage the students to watch less television. One year later, the principal wants to perform a hypothesis test to determine whether the
average amount of time spent watching television per week has decreased from the previous mean of 21.7 hours.
O right-tailed
O two-tailed
left-tailed
Transcribed Image Text:Classify the hypothesis test as two-tailed, left-tailed, or right-tailed. At one school, the average amount of time that tenth-graders spend watching television each week is 21.7 hours. The principal introduces a campaign to encourage the students to watch less television. One year later, the principal wants to perform a hypothesis test to determine whether the average amount of time spent watching television per week has decreased from the previous mean of 21.7 hours. O right-tailed O two-tailed left-tailed
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