Entries by Hannah Wangui

I cannot figure out how to get the (f) piece of the problem below

Question I cannot figure out how to get the (f) piece of the problem below.  Is there a formula I’m missing? />(e) Find the value of the coefficient of determination r2. What percentage of the variation in y can be explained by the corresponding variation in x and the least-squares line? What percentage is unexplained? […]

 

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standard deviation

Question Given that x is a normal variable with mean μ = 49 and standard deviation σ = 6.1, find the following probabilities. (Round your answers to four decimal places.) (a)  P(x ≤ 60) 1 (b)  P(x ≥ 50) 2 (c)  P(50 ≤ x ≤ 60) 3   Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”

 

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A machine that manufactures automobile

Question A machine that manufactures automobile parts produces defective parts 15 %  of the time. If 6  parts produced by this machine are randomly selected, what is the probability that at most 1  of the parts are defective   Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”

 

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A new surgery is successful 70%

Question A new surgery is successful 70% style=”color:rgb(0,0,0);”> of the time. If the results of 9 such surgeries are randomly sampled, what is the probability that at least 7 of them are successful?   Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”

 

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