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Category > Statistics Posted 21 Jun 2017 My Price 4.00

After a losing season there is a great uproar to fire the head football coach

After a losing season there is a great uproar to fire the head football coach. In a random sample of 200 college alumni, 78 favor keeping the coach. Test at the .05 level of significance whether the proportion of alumni who support the coach is less than 50 percent.

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Alpha Geek
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Status NEW Posted 21 Jun 2017 05:06 AM My Price 4.00

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file 1498023645-Answer.docx preview (39 words )
S-----------olu-----------tio-----------n: ----------- N-----------ull----------- Hy-----------pot-----------hes-----------is -----------(Ho-----------): -----------p =----------- 0.-----------50 ----------- A-----------lte-----------rna-----------tiv-----------e H-----------ypo-----------the-----------sis----------- (H-----------a):----------- p ----------- S-----------amp-----------le -----------pro-----------por-----------tio-----------n, -----------pâ€-----------™ =----------- X/-----------n =----------- 78-----------/20-----------0 =----------- 0.-----------39 ----------- T-----------est----------- St-----------ati-----------sti-----------cs -----------Z =----------- (p-----------’----------- â€-----------“ p-----------)/v----------- p -----------(1 -----------–----------- p)-----------/n -----------Z =----------- (0-----------.39----------- â€-----------“ 0-----------.5)-----------/v0-----------.5*-----------0.5-----------/20-----------0 Z----------- = ------------3 ----------- -----------
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