Briefly describe the distribution of 4-year graduation rates from Private and Public institutions in the sample. Compare the variances. Does it seem reasonable to pool the variances in this case? Calculate the pooled variance for this data. Calculate the standard error using the pooled variance from part c. Conducts a hypothesis test that there is no difference between the Private and Public means using the steps outline below.

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In 2019 the overall 6year graduation rate for firsttime fulltime undergraduate students who began seeking a bachelors degree at 4year degreegranting i... View the full answer