To construct a conilidence interval using the given confdence level, do whicheve

Question

To construct a conilidence interval using the given confdence level, do whichever of the lellowing is appropiate. (a) Find the critical valu) find the caticl value (/2- or (c) state that neither the normal nor the t distribution applies 99%; n 200, o is unknown, population appears to be skewed Click here to vigw a lable of critical t values Click here to view page 1 of the standard normal table Choose the correct answer below O A. za/2 2575 O B. a/2 2601 OC 1/2-1645 O D. ,:21972 O E. Nather the normal nor the t distribution applies

Explanation / Answer

Answer is E)nighter normal or t distribution applies.

Because here population is skewed...that means sample from that population is also skewed.non normally distributed.beacuse of this assumption of normality violated..

Ttherefore we can not apply z test and t test.

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