In order to analyze the real estate market for two different zip codes within the city, a realtor examines the most recent 100 home sales in each zip code. She considered a house which sold within the first month of its listing to have a market time of one month; likewise, she considered a house to have a market time of two months if it sold after having been on the market for one month but by the end of the second month. Using this definition of market time, she determined the frequency of sales by number of months on the market. The results are displayed below. Which of the following is a true statement for these data?

FTCE Math 6-12 Test: Florida teacher certificate candidates are required to pass this test which covers mathematics for grades 6-12.

There are 75 multiple-choice questions, broken up into graphic, direct question, sentence completion, command, word problem, and selection items.

The FTCE Math 6-12 exam has ten competencies:

Algebra (13%)
Advanced Algebra (12%)
Functions (8%)
Geometry (15%)
Coordinate Geometry (6%)
Trigonometry (7%)
Statistics and Probability (10%)
Calculus (9%)
Mathematical Reasoning (5%)
Instruction and Assessment (15%)