Tag | Value |
---|---|
file | Probability_uva-general-rules-1162-en_uva-general-rules-1162-en |
name | uva-general-rules-1162-en |
section | Probability/Elementary Probability/General Rules |
type | schoice |
solution | FALSE, TRUE, FALSE, FALSE |
Type | Conceptual, Calculation |
Language | English |
Level | Statistical Literacy |
IRT-Difficulty | 2 |
p-value | 0.5905 |
Research indicates that the percentage of spam is about 70% of all e-mail is. Define the random variable X as: the number of spam messages in your e-mail box. Suppose you randomly choose two emails, which probability distribution of X below is correct?