A well known brokerage firm executive claimed that 40 of investors are currently confident of...
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A well known brokerage firm executive claimed that 40 of investors are currently confident of meeting their investment goals An XYZ Investor Optimism Survey conducted over a two week period found that in a sample of 500 people 47 of them said they are confident of meeting their goals confident is larger than 40 at the 0 005 significance Test the claim that the proportion of people who are level The null and alternative hypothesis would be Ho po Ha PV 8 The test is right tailed B 0 40 O 0 40 B 8 b Part 2 of 6 Part 3 of 6
A well known brokerage firm executive claimed that 40 of investors are currently confident of meeting their investment goals An XYZ Investor Optimism Survey conducted over a two week period found that in a sample of 500 people 47 of them said they are confident of meeting their goals confident is larger than 40 at the 0 005 significance Test the claim that the proportion of people who are level The null and alternative hypothesis would be Ho po Ha PV 8 The test is right tailed B 0 40 O 0 40 B 8 b Part 2 of 6 Part 3 of 6
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