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Middle/High School Algebra, Geometry, and Statistics (AGS)
9.12 Finding out Unknown Entries from the Frequency Table
Find the unknown entries (a,b,c,d,e,f,g) in the following frequency distribution table of heights of 50 students in a class:
Answer the following questions based on the table.
: The value of e,f,g is
e = 3, f = 50, g = 40
e = 5, f = 40, g = 40
e = 3, f = 40, g = 50
e = 5, f = 50, g = 50
: The value of a,b,c,d is
a = 12, b = 13, c = 35, d = 8.
a = 11, b = 13, c = 35, d = 10.
a = 12, b = 24, c = 30, d = 8.
a = 10, b = 13, c = 15, d = 10.
: Which class interval has its frequency, twice its class size?
150 - 155
175 - 180
165 - 170
160 - 165
: The cumulative frequency upto the third class interval is
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