You are hired by Murphey Farms to decrease the percent backfat in their hogs. Th

Question

You are hired by Murphey Farms to decrease the percent backfat in their hogs. The current hog population has a mean backfat content of 21.1%. You selected the hogs with the lowest percent backfat, mated them and obtained the progeny generation. The selected hogs had a mean backfat content of 11.5%. You know that the heritability for percent backfat in hogs is 0.32.

A) What is the selection differential? Round your values properly to 2 decimal digits and report your answer as a percent.

B) What is the expected response to selection? Round your values properly to 2 decimal digits and report your answer as a percent.

C) What is the expected mean of the progeny generation? Round your values properly to 2 decimal digits and report your answer as a percent.

Answer and explain, please!

Explanation / Answer

A. Selection differential is the difference between the percentages of mean backfat content of the selected hogs from the current hog population. Selection differential is represented by

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