Tag | Value |
---|---|
file | Probability_uva-addition-rule-681-en_uva-addition-rule-681-en |
name | uva-addition-rule-681-en |
section | Probability/Elementary Probability/General Rules/Addition rule |
type | schoice |
solution | FALSE, FALSE, TRUE, FALSE |
Type | Conceptual |
Language | English |
Level | Statistical Literacy |
IRT-Difficulty | 2 |
p-value | 0.5905 |
Mary and John plan to have three children. There are eight possible outcomes in terms of gender order. MMJ for example, means that the first two children will be girls and the third a boy. Suppose the random variable X is equal to the number of girls. What is then the probability that X = 2?