A well-known brokerage firm executive claimed that 60% of investors are currently confident of meeting their investment goals. An XYZ Investor Optimism Survey, conducted over a two week period, found...

A well-known brokerage firm executive claimed that 60% 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 400 people, 67% of them said they are confident of meeting their goals.


Test the claim that the proportion of people who are confident is larger than 60% at the 0.10 significance level.

The test statistic is:________  (to 3 decimals)


The p-value is: _________ (to 4 decimals)