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Do one of the following. as appropriate (a) Find the critical value zo/2. (b) find the critical value to /2. (c) state that neither the

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Do one of the following. as appropriate (a) Find the critical value zo/2. (b) find the critical value to /2. (c) state that neither the normal nor the t distribution applies. 90% confidence interval for u: n= 9: 6 - 4.2: population appears to be very skewed. OA. Zu/2-2 896 OB. Za/2-2.365 O C. Za/2-2.306 D. Neither the normal nor the t distribution applies. Click to select your answer vascript:doExerc

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