A specimen of steel having an initial diameter of .503 in...... Please follow this link to the full problem....

A specimen of steel having an initial diameter of .503 in...... Please follow this link to the full problem. http://www.chegg.com/homework-help/specimen-steel-initial-diameter-0503-tested-tension-using-ga-chapter-2-problem-6p-solution-9780073529288 exc?trackid=08c25559&autosuggest=1&uqry=prob+26%3A+a+specimen+of+steel+having+an+initial+diameter+of+_____%28from+problem%29+in+was+tested+in+tension+using+a+gauge+length+of+2+in.+the+following+data+were+obtained+for+the+elastic+and+plastic+states%3A+%09%09%09%09%09%09%09%09%09%09+%09%09%09%09%09%09%09%09%09%09++++++++++++++note+that+there+is+some+overlap+in+the+data.%09%09%09%0909%09%09%09%09%09+1.+plot+the+engineering+or+nominal+stressstrain+diagram+using+two+scales+for+the+unit+strain+%2C+one+scale+from+zero+to+about+0.02+in%2Fin+and+the+other+scale+from+zero+to+maximum+strain.%09%09%09%09%09%09%09%09%09%09+%09%09%09%09%09%09%09%09%09%09+2.+from+this+diagram+find+the+modulus+of+elasticity%2C+the+0.2+percent+offset+yield+strength%2C+the+ultimate+strength%2C+and+the+percent+reduction+in+area.%09%09%09%09%09%09%09%09%09%09+%09%09%09%09%09%09%09%09%09%09+3.+characterize+the+material+as+ductile+or+brittle.+explain+your+reasoning.%09%09%09%09%09%09%09%09%09%09+4.+identify+a+material+specification+from+table+a%E2%80%9320+that+has+a+reasonable+match+to+the+data.&ii=2This needs to be completed using Microsoft Excel. How do I come up with the answers to b?