1.

The following table gives the ages of teachers in XYZ school. Age (in years)     Number of teachers 20-25   70 25-30   110 30-35   165 35-40   320 40-45   200 45-50   135 A teacher is selected at random from the group, then which of the following statements is INCORRECT?

A.  Probability of a teacher having age greater than or equal to 35, is\[\frac{131}{200}.\].
B.  Probability of at eacher having age more than or equal to 25 and less than 40, is\[\frac{119}{200}.\]
C.  Probability of a teacher selected is of age not less than 30, is \[\frac{17}{200}.\]
D.  Probability of a teacher selected from the youngest group, is \[\frac{14}{200}.\]
Answer» D.  Probability of a teacher selected from the youngest group, is \[\frac{14}{200}.\]


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