-) CI Ihttps//www rmathxlcorn/Student/payer ledRp.hetld Secure 166roost Statisti

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-) CI Ihttps//www rmathxlcorn/Student/payer ledRp.hetld Secure 166roost Statistics | MAT2058 S01 (27) Quiz: W3: Assignment 3 Quiz This Question: 5 pts 10 of 10 (7 complete) This Quiz: 50 pts possil show work anton Hep If np 2 5 and nq e 5, estimate P(more than 4) with n-11 and p-0.7 by using the nomal distribution as an approximation to the binomust distibuton, f np x5 or ng 5, not suitable Select the correct choice below and if necessary, t·in the answer box to complete your choice O A. P(more than 4)- Round to four decimal places as needed ) O u. The nomas sintbunion cannol be ne

Explanation / Answer

Given that,

n=11 and p=0.7

we know p + q =1

Thus, q = 1 - 0.7 = 0.3

Here,

n*p = 11*0.7 = 7.7 and

n*q = 11*0.3 = 3.3

Therefore, np > 5 but nq < 5

Thus, we can say that normal approximation is not suitable here.

Answer: B) The normal distribution can not be used.

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