What is the consequence of a Type II error?
a. concluding that a treatment has an effect when it really does
b. concluding that a treatment has no effect when it really has no effect
c. concluding that a treatment has no effect when it really does
d. concluding that a treatment has an effect when it really has no effect
1 answer
http://www.investopedia.com/terms/t/type-ii-error.asp