2. Draw one card: A = {ace} and B = {spade}
]]>«math style=¨font-family:`Times New Roman`¨ xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»P«/mi»«mfenced»«mrow»«mi»A«/mi»«mo»§#160;«/mo»«mtext»or«/mtext»«mo»§#160;«/mo»«mi»B«/mi»«/mrow»«/mfenced»«mo»=«/mo»«mi»P«/mi»«mfenced»«mi»A«/mi»«/mfenced»«mo»+«/mo»«mi»P«/mi»«mo»(«/mo»«mi»B«/mi»«mo»)«/mo»«mo»-«/mo»«mi»P«/mi»«mfenced»«mrow»«mi»A«/mi»«mo»§#160;«/mo»«mtext»or«/mtext»«mo»§#160;«/mo»«mi»B«/mi»«/mrow»«/mfenced»«/math»
]]>«math style=¨font-family:`Times New Roman`¨ xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»P«/mi»«mfenced»«mrow»«mi»A«/mi»«mo»§#160;«/mo»«mtext»or«/mtext»«mo»§#160;«/mo»«mi»B«/mi»«/mrow»«/mfenced»«mo»=«/mo»«mi»P«/mi»«mfenced»«mi»A«/mi»«/mfenced»«mo»+«/mo»«mi»P«/mi»«mo»(«/mo»«mi»B«/mi»«mo»)«/mo»«mo»-«/mo»«mi»P«/mi»«mfenced»«mrow»«mi»A«/mi»«mo»§#160;«/mo»«mtext»and«/mtext»«mo»§#160;«/mo»«mi»B«/mi»«/mrow»«/mfenced»«/math»
]]>«math style=¨font-family:`Times New Roman`¨ xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»P«/mi»«mfenced»«mrow»«mi»A«/mi»«mo»§#160;«/mo»«mtext»or«/mtext»«mo»§#160;«/mo»«mi»B«/mi»«/mrow»«/mfenced»«mo»=«/mo»«mi»P«/mi»«mfenced»«mi»A«/mi»«/mfenced»«mo»+«/mo»«mi»P«/mi»«mo»(«/mo»«mi»B«/mi»«mo»)«/mo»«mo»-«/mo»«mi»P«/mi»«mfenced»«mrow»«mi»A«/mi»«mo»§#160;«/mo»«mtext»and«/mtext»«mo»§#160;«/mo»«mi»B«/mi»«/mrow»«/mfenced»«/math»
]]>«math style=¨font-family:`Times New Roman`¨ xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»P«/mi»«mfenced»«mrow»«mi»A«/mi»«mo»§#160;«/mo»«mtext»or«/mtext»«mo»§#160;«/mo»«mi»B«/mi»«/mrow»«/mfenced»«mo»=«/mo»«mi»P«/mi»«mfenced»«mi»A«/mi»«/mfenced»«mo»+«/mo»«mi»P«/mi»«mo»(«/mo»«mi»B«/mi»«mo»)«/mo»«/math»
]]>Event A: Randomly select a female worker.
Event B: Randomly select a worker with a college degree.
{#1}
Event A: Randomly select a member of U.S. Congress.
Event B: Randomy select a male U.S. Senator.
{#2}
Event A: Randomly select a person between 18 and 24 years old.
Event B: Randomly select a person between 25 and 34 years old.
{#3}
Event A: Randomly select a person between 18 and 24 years old.
Event B: Randomly select a person earning between $20,000 and $29,999.
{#4}
Nursing majors | Non-nursing majors | Total | |
Males | 95 | 1015 | 1110 |
Females | 700 | 1727 | 2427 |
Total | 795 | 2742 | 3537 |
Gender | ||||
Men | Women | Total | ||
DominantHand |
Left | 63 | 50 | 113 |
Right | 462 | 425 | 667 | |
Total | 525 | 475 | 1000 |
Frequently | Occasionaly | Not at all | Total | |
Male | 221 | 456 | 795 | 1472 |
Female | 207 | 430 | 741 | 1378 |
Total | 428 | 886 | 1536 | 2850 |
Contacts | Glasses | Both | Neither | Total | |
Male | 64 | 841 | 177 | 456 | 1538 |
Female | 189 | 427 | 368 | 681 | 1665 |
Total | 253 | 1268 | 545 | 1137 | 3203 |