Jack Example has earned a break! Way to go, little dude! For his break, he gets computer time. However, to use the computer, he needs to enter his login information. Since the computer hides his password with asterisks (*****), Jack can’t tell if he entered the whole login correctly until he clicks “Sign In” at the end. If he typed all the letters correctly, he gets in. If he missed one or more, he has to start over. What schedule does this best exemplify?

What is the most common thing that Bartleby says? 

Check off the boundaries of reinforcement from the list below.

Jack Example has earned a break! Way to go, little dude! For his break, he gets computer time. However, to use the computer, he needs to enter his login information. Since the computer hides his password with asterisks (*****), Jack can’t tell if he entered the whole login correctly until he clicks “Sign In” at the end. If he typed all the letters correctly, he gets in. If he missed one or more, he has to start over. What schedule does this best exemplify?

This question has multiple parts. For full credit, all must be answered accurately. First, briefly describe the Desk Calendar Procedure, the tic-tac-toe procedure, OR the lottery procedure. (1.5 pts). Second, identify which of the 4 basic schedules the procedure produces (.5 pt). Third, give a novel example of when a BCBA might use such a procedure with a client (1pt).

This question has multiple parts. For full credit, both questions must be answered accurately. First, compare and contrast a mixed schedule and a multiple schedule (1pt). Then, give a reason why a mixed schedule might be preferable over a multiple schedule in clinical practice (1pt).

Fill in the blank.  If needed, enter fractions as slant fractions, for example 7/8. To receive credit, you must show all of your work and submit in Exam 3 Part B. Find the value of df-1/dx at x = f(a).

Fill in the blanks. To receive credit, you must show all of your work and submit in Exam 3 Part B. The function f(x) changes value when x changes from x0 to x0 + dx. Find the following values and round your answer, if appropriate. a. 

Enter your answer in the textbox. Use the equation editor as noted by the  symbol. To receive credit, you must show all of your work and submit in Exam 3 Part B. a. State the definition of a derivative. b. What does a derivative find?

For a polygenic trait with little or no environmental influence, the concordance value for monozygotic twins will be ______________ the concordance value for dizygotic twins.