You have a flock of 100 hens. The mean weight of these hens is 13.5g with a standard deviation of 0.9. You purchase a new hen to add to your flock, and she weighs 10.3g. What is her weight expressed...

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Extracted text: You have a flock of 100 hens. The mean weight of these hens is 13.5g with a standard deviation of 0.9. You purchase a new hen to add to your flock, and she weighs 10.3g. What is her weight expressed as a Z-score relative to the initial flock? (calculate answer to 2 decimals)