A group of students were surveyed about the number of siblings they have. Their responses are summarized in the relative frequency table below. What is the cumulative relative frequency of students with 2 or fewer siblings?

Number of SiblingsRelative Frequency
00.20
10.32
20.16
30.12
4 or more0.20

Secondary school falls between a . kindergarten & elementary b. elementary school & post secondary school c. post secondary school & higher education d. middle school & high school

Which best explains why the number of states in the world increased significantly between 1985 and 1995? the map of southeast asia was redrawn, and new countries were formed. new states were formed when the soviet union collapsed. many african states received independence from their colonizers. communist countries seeking to spread their influence created new satellite states. civil wars in central america fueled the creation of new states.

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