Q40Comprehension3 Marks16 Oct 2022
Passage
Based on the above data, answer the given subquestions. A fair coin is tossed twice. Let denote the number of heads obtained. Let be defined as: , if no heads are obtained; , if the first head appears on the first toss; , if the first head appears on the second toss.
Which among the following can be the joint PMF of and ?