Are the following arguments valid? Why, or why not?
There were two rabbits in the room last week.
No rabbit has left the room since then.
Therefore there are two rabbits in the room now.
Answer: Invalid. As you know, rabbits can reproduce!
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According to James, in which of the following situations is the decision not to believe as much a decision based on passion as the decision to believe?
A) genuine options that cannot be decided by the evidence B) genuine options that can be decided by the evidence C) questions about matters of empirical fact D) all issues of science
What kind of proposition is represented by ~ {[(D ? E) ? J)] ? ~ [J v ~ (E? D)]}?
A) a tautology B) a contradiction C) a contingency
"New Age" movements have been criticized for exploiting or misconstruing indigenous sacred ways
Indicate whether the statement is true or false
How many covenants are concluded within the Old Testament?
A. three B. four C. five D. six