Question: =+ A random sample of 10 delivery persons in a nearby suburb is taken; the arrayed data for monthly collections in dollars are: 90, 106,

=+ A random sample of 10 delivery persons in a nearby suburb is taken; the arrayed data for monthly collections in dollars are: 90, 106, 109, 117, 130, 145, 156, 170, 174, 190 Test the null hypothesis that the same normal distribution model applies to this suburb, using the most appropriate test.

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