The price per share of stock for a sample of $25$ companies was recorded at the beginning of the first financial quarter and then again at the end of the first financial quarter. How stocks perform during the first quarter is an indicator of what is ahead for the stock market and the economy. Use the sample data in the file StockQuarter to answer the following.

Click on the datafile logo to reference the data.

DATA $\sqrt[\phantom{2}]{f}$ile

$\backslash$table$[[$Company$,\backslash$table$[[$Beginning of $1$st$],[$Quarter$]],\backslash$table$[[$End of $1$st$],[$Quarter$]]],[$Bank of New York Mellon,$53\mathrm{.}82,54\mathrm{.}19],[$Kraft Foods,$77\mathrm{.}02,55\mathrm{.}70],[$E$.$I. du Pont de Nemours and Company,$109\mathrm{.}00,102\mathrm{.}57],[$Consolidated Edison,$83\mathrm{.}58,79\mathrm{.}95],[$Johnson & Johnson,$139\mathrm{.}23,126\mathrm{.}01],[$Union Pacific,$135\mathrm{.}78,132\mathrm{.}73],[$Comcast$,41\mathrm{.}07,32\mathrm{.}06],[$Applied Materials,$53\mathrm{.}04,50\mathrm{.}91],[$Pfizer$,36\mathrm{.}44,35\mathrm{.}40],[$General Electric,$17\mathrm{.}98,14\mathrm{.}05],[$AT&T$,38\mathrm{.}54,32\mathrm{.}54],[$Cisco Systems,$38\mathrm{.}86,44\mathrm{.}83],[$Home Depot,$188\mathrm{.}03,184\mathrm{.}63],[$JP Morgan Chase,$107\mathrm{.}95,108\mathrm{.}78],[$Procter & Gamble,$90\mathrm{.}65,71\mathrm{.}96],[$Verizon$,53\mathrm{.}53,48\mathrm{.}82],[$Devon Energy,$42\mathrm{.}23,36\mathrm{.}20],[$Lilly$,84\mathrm{.}68,79\mathrm{.}07],[$Microsoft$,85\mathrm{.}95,95\mathrm{.}00],[$Coca Cola,$45\mathrm{.}59,42\mathrm{.}59],[$Qualcomm$,65\mathrm{.}20,50\mathrm{.}82],[$Exxon Mobil Corporation,$85\mathrm{.}03,76\mathrm{.}95],[$PG&E Corporation,$44\mathrm{.}49,46\mathrm{.}27],[$Oracle Corporation,$46\mathrm{.}63,45\mathrm{.}95]]$

$\backslash$table$[[$Applied Materials,$41.u1,5<mn\; id="EditorElement\_1250019">.</mn><mn\; id="EditorElement\_1250021">0</mn><mn\; id="EditorElement\_1250022">0</mn>$