A financial advisor believes that the proportion of investors who are risk-averse (that is, try to avoid risk in their i

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A financial advisor believes that the proportion of investors
who are risk-averse (that is, try to avoid risk in their investment
decisions) is more than 0.5. A survey of 50 investors found that 28
of them were risk-averse. Conduct an appropriate hypothesis test to
test the advisor's belief.
Is this a right-tail test? (type Yes or No)
What is the appropriate p-value? (Round to 4 digits after the
decimal and place a 0 to the left of the decimal, e.g., 0.1234)
Is the advisor's claim supported at the 5% significance level?
(type Yes or No)
Is the advisor's claim supported at the 20% significance level?
(type Yes or No)