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8.0-9.09 points JKEStat11 8.Ε.094 Assume that z is the test statistic. (Give your answers correct to two decimal places.) (a) Calculate the value of Z for Ho, μ-51, σ 4.3, n-38, x 50.3. (b) Calculate the value of z for Ho: μ = 20, σ = 3.7, n = 78, x = 21.8. (c) Calculate the value of z for Ho: μ 138.5, σ 4.4, n 18, x-: 141.19 (d) Calculate the value of Z for Ho: μ 815, σ 42.6, n-56, X-799. You may need to use the appropriate table in Appendix B to answer this question. Need Help?Read It Talk to a Tutor
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50. 3-51 --/-oo L.S 41 8IS 乙 99-SIS

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