Current Attempt in Progress A hula-hoop manufacturing company carries out quality control tests daily to make sure the m

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Current Attempt In Progress A Hula Hoop Manufacturing Company Carries Out Quality Control Tests Daily To Make Sure The M 1 (26.27 KiB) Viewed 113 times

Current Attempt in Progress A hula-hoop manufacturing company carries out quality control tests daily to make sure the machinery is running as expected. The inspector takes a random sample of 100 hula hoops a day. Through long experience, the inspector knows that about 3.5 of the hula- hoops are rejected for defects on any given day. The sample distribution is shown below. 011 13 11 11 300 a) Write null and alternative hypotheses to test if more hula hoops than usual are defective. HO: HE> b) If the inspector found that 4 hula hoops in his sample were defective, should he reject the null hypothesis? c) If the inspector found that 12 hula hoops in his sample were defective, should he reject the null hypothesis?