Use the Appropriate Rounding Rule to Answer the Question with the Correct

question 2

Multiple Choice

Use the appropriate rounding rule to answer the question with the correct precision or correct number of significantdigits.
-The average amount spent on food last year by the residents of your town was $3300 per person. The population of your town is 41,790. What was the total amount spent on food last year by the
Residents of your town?

• A)$137,900,000
• B)$140,000,000
• C)$138,000,000
• D)$137,907,000

---

Definitions:

Multiple-baseline Design

A research method used in behavioral analysis to assess the effect of an intervention across multiple scenarios, behaviors, or subjects by introducing the intervention at different times.

Across Behaviors

Pertains to the examination or comparison of actions or responses in different situations or contexts.

ABAB Reversal Design

A research design involving alternating periods of applying and withdrawing treatment to see how behavior changes.

Alternative Explanations

Different theories or reasons that may explain observations or facts, aside from the primary hypothesis.