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Records from a toy manufacturing company showed that the mean time that the top-selling toy captured children's attention ? was 20 minutes. A competing
Records from a toy manufacturing company showed that the mean time that the top-selling toy captured children's attention ? was 20 minutes. A competing company strongly suspects that the mean time will be less than 20 minutes for the new generation of children and wishes to carry out a hypothesis test. State the null hypothesis Ho and the alternative hypothesis H that we would use for this test. Ho: H: |x P 4 P> S O
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