Description Usage Arguments Value Examples
Generate expected value function
1 | makeQA_ExpectedValue(prob = NULL, values = NULL)
|
prob |
Vector of probabilities corresponding to values vector. Must sum to 1 and be non-negative |
values |
Vector of values that r.v. X takes |
a vector with first element as question, second element as correct answer, and other elements as other answer choices.
1 2 3 4 5 6 7 | makeQA_ExpectedValue(prob = c(0.4, 0.2, 0.4), values = c(2,4,8))
"f(2) = 0.4. f(4) = 0.2. f(8) = 0.4. What is the expected value of X?"
"4.8"
"14"
"15"
"84.672"
"5"
|
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.