Data collection and graphing

Which target describes something the client actively does, so it can be observed and measured?

The supervisor and an RBT independently record the same session and then compare their data. What is the purpose of this?

An RBT's note says "Client was noncompliant." The supervisor asks for the sentence to be rewritten in measurable terms. Which revision does this?

The supervisor's definition of elopement includes examples and nonexamples. What is the purpose of the nonexamples?

Which statement from a session note describes behavior in observable and measurable terms?

Over several months, an RBT begins counting light taps as "hits," although the definition requires forceful contact. What is this change called?

A client stays seated and works quietly whenever the supervisor sits in to observe, but the RBT's usual data show frequent out-of-seat behavior. Which measurement problem might explain the difference?

Two RBTs record very different counts of "tantrums" for the same client in the same kind of session. The definition on the data sheet reads "tantrum: client gets upset." What is the most likely reason the counts differ?

On Monday, a client cried 10 times in a 20-minute session. On Tuesday, the client cried 15 times in a 60-minute session. Which statement is accurate?

When should an RBT enter session data into the client's records and graph?

A client's number of handwashing steps completed independently (out of 8) across six sessions was 2, 3, 3, 4, 5, 6. Which describes the trend?

Before a phase change line, a client's aggression ranged from 10 to 12 per session. In the first session after the line, it fell to 3 and stayed between 3 and 4. Which change is shown right after the phase change line?

Which type of graph is most commonly used in ABA to display a client's behavior across sessions?

A client's counts of screaming across six sessions were: session 1, 5; session 2, 6; session 3, 5; session 4, 19; session 5, 6; session 6, 5. Which session's data point departs most from the rest?

During a 45-minute session, a client was engaged in independent play for a total of 18 minutes. What percentage of the session was the client engaged in independent play?

The supervisor starts a new intervention after session 10 and asks the RBT to update the graph. How is this change shown on a line graph?

In session 6, a client responded correctly on 9 of 12 trials. The graph's y axis is percentage of correct trials. What value should the RBT plot for session 6?

A client engages in 9 instances of property destruction during a 45-minute observation. What is the rate per hour?

The supervisor asks an RBT to summarize a week of tantrum data to show how long a typical tantrum lasts. Which summary answers this?

A data path on a line graph runs from the lower left to the upper right. What does this show?

An RBT uses 15-second whole interval recording for 10 minutes. The client is on task for the whole interval in 26 intervals. What percentage of intervals is scored?

In a 4-minute reading probe, a client reads 96 words correctly. What is the rate of words read correctly per minute?

A client's correct responses per session were: 2, 4, 3, 5, 4, 6, 5, 7. Which statement describes these data?

An RBT uses 15-second partial interval recording for vocal outbursts. The client has 5 outbursts in one interval and none in the next. What does the RBT record for these two intervals?

An RBT is recording the duration of each crying episode. According to the crying definition, when should the RBT start and stop the timer?

For which behavior would duration recording give more useful information than a frequency count?

An RBT records the number of seconds between one head hit ending and the next head hit beginning. Which measure is this?

An RBT is measuring latency for the instruction "Come here." When should the RBT start the timer?

An RBT uses 5-minute momentary time sampling for screaming. The client screams for 2 minutes in the middle of an interval and is quiet at the moment the interval ends. How should the RBT score the interval?

An RBT is using 30-second momentary time sampling. When should the RBT observe the client to score each interval?

Supervisors often choose partial interval recording for behaviors they want to reduce. What feature of the method makes it a cautious choice for these behaviors?

A client assembles hygiene kits during a vocational session while the RBT runs other targets with them. Why is permanent product recording a practical way to measure kits assembled?

An RBT measures a home target by counting completed puzzles left on the table after a caregiver-led play period. The caregiver mentions that a sibling sometimes joins in. What is the main risk to these data?

A teacher reports that Kofi takes a long time to start working after being told to begin. Once Kofi starts, the work gets done quickly. The supervisor asks the RBT to measure the problem the teacher described. Which measure fits?

A client's vocal stereotypy occurs so often that the RBT cannot count every instance while also running the teaching trials in the plan. What should the RBT do?

In a vocational session, an RBT counts the number of towels in the client's basket that are folded correctly after a 15-minute work period. Which measurement procedure is this?

To measure room cleanup, an RBT counts how many toys are still on the floor when a 5-minute cleanup period ends. Which measurement procedure is this?

A supervisor notes that whole interval data on a client's engagement probably show less engagement than actually happened. Why?

An RBT uses 10-second whole interval recording for cooperative play. In one interval, Leilani plays with a peer for 9 seconds and then walks away. How should the RBT score that interval?