Assume that the market portfolio has as much probability of increasing by 12% as it is of falling by 8%:

1-What is the beta of a stock that rises 15% on average when the market is bullish and falls by 5% on average when the market is bearish?

2-What is the beta of a security that rises 22% on average when the market is bearish and falls by 6% on average when the market is bullish?

3-What is the beta of a security with an expected profitability of 35%, regardless of the profitability of the market?