Question: Please answer these questions! Thank you!!!! 4- Find the value of x for testing H. # -320, given that z - 2.6, 3-21, and n

Please answer these questions! Thank you!!!!

4- Find the value of x for testing H. # -320, given that z - 2.6, 3-21, and n - 60. (4 points) ANS: 5- Determine the value of the confidence coefficient z(a/2) for 98% confidence. (2 points) ANS: 6- Determine the value of the confidence coefficient z(a/2) for 95% confidence. (2 points) ANS

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