Statistics question 9.5 #4


label Statistics
account_circle Unassigned
schedule 1 Day
account_balance_wallet $5

Nov 22nd, 2017

Decision rule: Reject Ho if z< -2.33

Computation of test stat: z= (410-415)/23/sqrt(45)= -5/3.4286=-1.43

There is not sufficient evidence to support the claim that the bags are underfilled.


Apr 23rd, 2015

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