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  3. according to a? publication, 12.3?% of 18 to 25 da

According to a? publication, 12.3?% of 18 to 25 dash year dash olds were users of...

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According to a? publication, 12.3?% of 18 to 25 dash year dasholds were users of marijuana in 2000. A recent poll of 1293randomly selected 18 to 25 dash year dash olds revealed that 176currently use marijuana. At the 5?% significance? level, do thedata provide sufficient evidence to conclude that the percentage of18 to 25 dash year dash olds who currently use marijuana haschanged from the 2000 percentage of 12.3?%? Use the? one-proportionz-test to perform the appropriate hypothesis? test, after checkingthe conditions for the procedure. What are the hypotheses for the?one-proportion z-test? Upper H 0?: pequals nothing?; Upper HSubscript a?: p ? greater than not equals less than nothing ?(Typeintegers or? decimals.)

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