Hannahtinch
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Type the correct answer in each box. Use numerals instead of words. A group of students were surveyed about what they want to be when they grow up. The table provided shows the choices that the students made. Use the information in the table to answer the following questions. Round all answers to the nearest whole number. Teacher Doctor Athlete Boys 24 28 56 Girls 45 31 26 The marginal relative frequency of boys and girls who want to be a teacher is %. The joint relative frequency of girls who want to be an athlete is %. The conditional relative frequency of students that selected doctor, given that those students are boys is %.

Sagot :

The marginal relative frequency of boys and girls who want to be a teacher is 32 %. The joint relative frequency of girls who want to be an athlete is 25.4%. The conditional relative frequency of students that selected doctor, given that those students are boys is 51.85 %.

according to the question, the table given is
          Teacher - Doctor - Athete
boys        24            28        56                     Total boys = 108

girls           45            31          26                  Total girls = 102

What is average?

Average of the values is the ratio of total sum of values to the number of values.


Conditions

1) for boys and girls whom opt for teacher,
   [tex]=\frac{69}{210} \\[/tex]

=     32%

2) for the girls who opt for athlete relative to girls,
   [tex]=\frac{26}{102}[/tex]
 =    25.4%

3) for the boys whom opt for doctors in boys
  =  [tex]\frac{28}{108}[/tex]
 =   25.9%

Thus, The required values of conditions 1,2,3 is  32%, 25.4%, 25.9% respectively

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