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6) The percentage of adults with online access that used Facebook in 2016 was 79%. A researcher, Sam, believes that the proportion of online adults using Facebook has decreased recently. Please use complete sentences for parts (b) through (e). a) State the null and alternative hypotheses Sam will test, and determine the type of test that will be performed. b) Explain a Type 1 error in this context. c) Explain a Type 2 error in this context. d) State the conclusion assuming the null hypothesis is rejected. e) State the conclusion assuming the null hypothesis is not rejected