hours worked at job, number of siblings are examples of discrete random variable.
Discrete random variable has values that can be counted. It has finite data that does not change continuously.
Hours worked at a job can be counted at the end of the day.
The weight of a child keeps changing continuously therefore it is not a discrete random variable.
Number of siblings can be counted.
The length of a fish can keep changing day by day therefore it is not a discrete random variable.
< 6 cm to > 26 cm i believe
answer: it's d