Mathematics, 08.07.2020 01:01 chackey

According to creditcard , the mean outstanding credit card debt of college undergraduate was $3173 in 2010. A researcher believes that this amount has decreased since then. Required:
a. Determine the null and alternative hypotheses.
b. Explain what it would mean to make a Type I and Type Il error.

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According to creditcard , the mean outstanding credit card debt of college undergraduate was $3173 i...