Question

the length of major league baseball games is approximately normally distributed and average is 2 hours and 50.1 minutes, with a standard deviation of 21.0 minutes. It has been claimed that new york yankees baseball games last, on average, longer than the games of the other major league teams. To test the truth of the statement, a sample of 8 yankee games was randomly identified and had a mean length of 190 minutes. Do these data shows sufficient evidence to conclude that the mean time of yankees baseball games is longer than that of other major league baseball teams? Use a=0.05. conduct a hypothesis test using the p value approach.

Answer #1

Major league baseball has become concerned about the length of
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complete. If the length of games follows a normal distribution with
a standard deviation of 16 minutes –
What is the probability that a game will be completed in
200 or fewer minutes
More than 200 minutes
Exactly 200 minutes
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1
119
279
2
64
266
3
120
288
4
96
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282
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118
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263
8
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