Classify the hypothesis test as two-tailed, left-tailed, or right-tailed. dlo In 1992, the average duration of long-distance telephone calls originating in one town was 6.8 minutes. A long-distance telephone company wants to perform a hypothesis test to determine whether the average duration of long-distance phone calls has changed from the 1992 mean of 6.8 minutes. ORight-tailed O Two-tailed O Left-tailed

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8.MCTQ Section Exercise 2
Classify the hypothesis test as two-tailed, left-tailed, or right-tailed.
olo
In 1992, the average duration of long-distance telephone calls originating in one town was 6.8 minutes. A long-distance telephone
company wants to perform a hypothesis test to determine whether the average duration of long-distance phone calls has changed
from the 1992 mean of 6.8 minutes.
O Right-tailed
Two-tailed
O Left-tailed
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Transcribed Image Text:m Remaining 8.MCTQ Section Exercise 2 Classify the hypothesis test as two-tailed, left-tailed, or right-tailed. olo In 1992, the average duration of long-distance telephone calls originating in one town was 6.8 minutes. A long-distance telephone company wants to perform a hypothesis test to determine whether the average duration of long-distance phone calls has changed from the 1992 mean of 6.8 minutes. O Right-tailed Two-tailed O Left-tailed Submit Assignment © 2021 McGraw-Hill Education. All Rights Reserved. Terms of Use Privacy ?へロG× here to search hp ins prt sc delete f12 f1o fg 144 bac
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