Tag | Value |
---|---|
file | Probability_uva-elementary-probability-1001-en_uva-elementary-probability-1001-en |
name | uva-elementary-probability-1001-en |
section | Probability/Elementary Probability |
type | schoice |
solution | FALSE, TRUE, FALSE, FALSE |
Type | Conceptual |
Language | English |
Level | Statistical Literacy |
IRT-Difficulty | 2 |
p-value | 0.5905 |
There are 60 screws in a box. One of these screws has both a defective head and a defective thread. Three of the screws have a defective head and two have a defective thread. We call the events:‛
* A = {a defective thread}
* B = {a defective head}.
* C = {both a defective head and a defective wire}. What then is the relative frequency of A?