School Improvement in Maryland

Sample Assessments: Each sample assessment item gives an idea of how an assessment item on the MSA might be presented. The items appropriately measure the content of the VSC and may be formatted similarly to those appearing on the MSA; however, these are sample items only and have not appeared on any MSA form.

Standard 5.0 Knowledge of Probability

Topic C. Experimental Probability

Indicator 1. Analyze the results of a survey or simulation

Objective a. Make predictions and express the probability of the results as a fraction, a decimal with no more than 2 decimal places, or a percent

Assessment limit: Use 20 to 500 results

Selected Response Item

Alexandra conducted a survey of 50 candles made by several different workers at a candle factory. She determined that 4% of the candles had mistakes. Based on the results of Alexandra's survey, what prediction can she make about the next 500 candles made by these workers at the factory?

  1. 4 candles will have mistakes.
  2. 20 candles will have mistakes.
  3. 40 candles will have mistakes.
  4. 200 candles will have mistakes.
/share/assessment_items/xml/items/msa_math_8_010.xml

Correct Answer:
B
Resources for Objective 5.C.1.a:
Clarifications | SAMPLE ASSESSMENTS |