Respuesta :

Answer:

probability of left handed female is

[tex] \frac{31}{140} [/tex]

Step-by-step explanation:

you have 140 employees, and we know 65 employees are male. to work out how many female employees we minus 65 from 140 to get 75 female employees

[tex]140 - 65 = 75[/tex]

we are told 31 females are left hand, to work out how many female are right handed we do 75-31 which equals 44 right handed females

[tex]75 - 31 = 44[/tex]

if 90 of the total employees are right handed, and 44 females are right handed, in order to find how many males are right handed we do 90-44 which gives us 46 right handed males

[tex]90 - 44 = 46[/tex]

to workout how many males are left handed, since we have 65 makes and 46 are right handed, just go 65-46 which gives us 19 left handed males

[tex]65 - 46 = 19[/tex]

in order to find the probability of choosing a left handed female out if 140 employees, since we know there are only 31 left handed females out of 140 employees we just go

[tex] \frac{31}{140} [/tex]

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