Mathematics, 25.11.2019 22:31, ashelygarcia4321

Ten years ago 53% of american families owned stocks or stock funds. sample data collected by the investment company institute indicate that the percentage is now 46%. (a) choose the appropriate hypotheses such that rejection of h0 will support the conclusion that a smaller proportion of american families own stocks or stock funds this year than 10 years ago.

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Ten years ago 53% of american families owned stocks or stock funds. sample data collected by the inv...