Question: Find the test statistics and round it to 3 decimal places Find the p value and round it to 4 decimal places A well-known brokerage
Find the test statistics and round it to 3 decimal places Find the p value and round it to 4 decimal places

A well-known brokerage firm executive claimed that 30% 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 100 people, 29% of them said they are confident of meeting their goals. Test the claim that the proportion of people who are confident is smaller than 30% at the 0.05 significance level. The null and alternative hypothesis would be: Ho: p = 0.3 Ho : / 2 0.3 Ho: / = 0.3 Ho :p _ 0.3 Ho :p > 0.3 Hou 0.3 Hj : p 0.3 O O O The test is: two-tailed left-tailed right-tailed
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