Question #6422363Single Choice
Algebra-1
Question
A survey of 500 students was conducted to determine their preferred type of course (online, in-person, hybrid) and their year in school (Freshman, Sophomore, Junior, Senior). The results are shown in the table below:
What is the marginal frequency of students who are Freshmen or Sophomores?
Options
A
240
B
280
C
300
D
320
Answer & Analysis
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