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bet hedging

# bet hedging - 3.50 3.50 Geometric mean = mean(variance/mean...

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Strategy 1 Go for the Max in good years (N=5) Strategy 2 Mean number of surviving offspring Arith. Geometric good yr bad yr good yr bad yr mean mean Strategy 1 5 2 5 2 3.50 3.16 Strategy 2 4 3 4 3 3.50 3.46 Strategy 1 6 1 6 1 3.50 2.45 Strategy 2 4 2.5 4 2.5 3.25 3.16 Strategy 1 7 0 7 0 3.50 0.00 Strategy 2 4 2.5 4 2.5 3.25 3.16 Strategy 1 6 1 6 1 3.50 2.45 Strategy 2 3.5 3.5 3.5 3.5
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Unformatted text preview: 3.50 3.50 Geometric mean = mean - (variance/mean) Strategy 2 is a bet-hedging strategy when the reduction of the arithmetic mean leads to an increase in the geometric mean. Make fewer larger babies, to increase survival in bad years...
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