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A researcher wants to determine if students in the California state university system take longer...

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A researcher wants to determine if students in the California state university system take longer to graduate than students enrolled in private universities One hundred students from the California state university system are surveyed and it is determined that they have a mean time to graduation of 5 7 years with a standard deviation of 1 5 years One hundred private university students are surveyed as well and their average time to graduation is 4 8 years with a standard deviation of 1 2 years Find an estimate to determine how much longer California state university students spend on average taking to graduate than private university students What Procedure would you use Select an answer 2 Sample T Interval Question Help Post to for 2 Sample T Test Submit Question Jump t 1 Proportion Z Test 2 Proportion Z Interval

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