School Improvement in Maryland

Using the State Curriculum: Mathematics, Grade 7

Algebra | Geometry | Measurement | Statistics | Probability | Number | Processes

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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 results of 25 or 50

Selected Response Item

In a survey, Scott asked 50 people if they voted for the current mayor. He recorded the results in this table.

VOTES FOR MAYOR

Yes No Private Decision
22 20 8

Based on the survey, what is the probability the next person will say "No"?

  1. 5%
  2. 20%
  3. 40%
  4. 67%
/share/assessment_items/xml/items/msa_math_7_039.xml

Correct Answer:
C

Assessment limit:
Use results of 25 or 50
Resources for Objective 5.C.1.a:
Clarifications | PUBLIC RELEASE ITEMS |