You are part of a trivia team and have tracked your team's performance since you started playing, so you know that your scores are normally distributed with μ = 78 and o= 12. Recently, a new person joined the team, and you think the scores have gotten better. The sample data is n = 12, sample mean = 88. Assuming a one tailed test, What is the test statistic?

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You are part of a trivia team and have tracked your team's performance since you started playing, so you
know that your scores are normally distributed with μ = 78 and o = 12. Recently, a new person joined the
team, and you think the scores have gotten better. The sample data is n = 12, sample mean = 88.
Assuming a one tailed test,
What is the test statistic?
Transcribed Image Text:You are part of a trivia team and have tracked your team's performance since you started playing, so you know that your scores are normally distributed with μ = 78 and o = 12. Recently, a new person joined the team, and you think the scores have gotten better. The sample data is n = 12, sample mean = 88. Assuming a one tailed test, What is the test statistic?
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