Pulsified333
  • Pulsified333
Assume that the playbook contains 9 pasing plays and 11 running plays. The coach randomly selects 8 plays from the playbook. What is the probability that the coach selects at least 2 passing plays and at least 3 running plays?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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madhu.mukherjee.946
  • madhu.mukherjee.946
total no .of plays=20
Pulsified333
  • Pulsified333
yes
madhu.mukherjee.946
  • madhu.mukherjee.946
now atleast 2 means 2 or more than 2

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More answers

madhu.mukherjee.946
  • madhu.mukherjee.946
now out of 20 he selects 8
madhu.mukherjee.946
  • madhu.mukherjee.946
so now we can have the combinations
madhu.mukherjee.946
  • madhu.mukherjee.946
2 passing,6 running 3 passing,5 running 4 passing,4 running 5 passing,3 running
madhu.mukherjee.946
  • madhu.mukherjee.946
so 9c2*11c6+9c3*11c5+9c4*11c4+9c5*11c3
madhu.mukherjee.946
  • madhu.mukherjee.946
now calculate and get the answer
madhu.mukherjee.946
  • madhu.mukherjee.946
@ pulsified did you understand?
madhu.mukherjee.946
  • madhu.mukherjee.946
@Pulsified333
Pulsified333
  • Pulsified333
so is the answer 117810/125970
madhu.mukherjee.946
  • madhu.mukherjee.946
yeah

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