Seudónimo Seudónimo
  • 22-02-2020
  • Mathematics
contestada

Please can someone help me with this question and do an explanation on how you get the answer thank you :)

Please can someone help me with this question and do an explanation on how you get the answer thank you class=

Respuesta :

PHG
PHG PHG
  • 22-02-2020

Step-by-step explanation:

a) p=1-p(not chosen)

1-(9/10x9/10)

=1-81/100

= 19/100

B) p(chosen)=p(chosen/not chosen)+(not chosen/chosen)

Meaning that 1/10x9/9+ 9/10x1/9

=9/90+9/90

=18/90

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