Find the​ z-score that has 68.4​% of the​ distribution's area to its right. Can you also give the steps in the calculator? TI-84

Q: Toastmasters International cites a report by Gallup Poll that 40% of Americans fear public speaking....

A: Given: p=40%=0.40x=135n=361α=5%=0.05

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A: We have given that.   X~N( μ , ?^2 )   μ =13 , ? =9 , n=40   Z-score =( x - μ )/?  

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A: a)Givensample size(n)=60Mean(x)=80standard deviation(σ)=15

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A: GivenNo.of juniors = 5No.of seniors = 7Total no.of seniors and juniors=12

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Q: that we discussed in class. ds = -a.e.S.I dt dl - a.e-S.1-I dt dR dt s(0) = 995, 1(0) 5, and R(0) 0....

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A: As per our guidelines we can solve first three sub part of question and rest can be reposted. Soluti...

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Q: The mean of the sampling distribution of means, µã =µ i.e., E(X)=u

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Q: Suppose X - N (8, 2). Between what a values does 68.22% of the data lie? The range of x values is ce...

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