Statıstıcs I Deneme Sınavı Sorusu #798486
What is the set for the possible values of the random variable stated below?
"The number of coins that match when three coins are tossed at once."
|
{1,2} |
|
{2,3} |
|
{0,1} |
|
{0,1,2} |
|
{1, 2, 3} |
Yanıt Açıklaması:
When two coins are tossed at once, some of the possibilities of head or tail can be listed as below:
H(Head) T(Tail)
HHH
TTT
HHT
HTT
When these possibilities are taken into consideration either two or three coins may have the same match. So {2,3}
is the correct answer.
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