Question

9 class math ncert,,,,
the following data gives weight of 30 person (in kg).
45.7,,50.3,,49.8,54.3,60.5,,62.3,67.8,56.3,,50.1,,45.0,72.4,59.4,47.5,64.5,,48.8,49.4,62.3,69.4,62.4,70.0,60.3,66.8,44.6,70.3,64.7,71.3,59.9,56.3,66.6,52.7
A) construct aw frequency distribution such that the class is 72-76.
B) state the upper class limit of first three class intervals.
C) state the class mark of each of the class. ​

Answer 1

Answer:

firstly u have to arrange it in ascending order

then u will able to understand this..