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The table shows t...
Mathematics, 17.02.2021 15:20 arimarieestrada
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Question Progress
314 Marks
Homework Progress
48 / 64 Marks
The table shows the heights of 40 students in a class.
Height (h)
Frequency
in cm
120 <t< 124
7
124 < t < 128
8
128 <t< 132
13
132 <t< 136
9
136 <t<140
3
a) Calculate an estimate for the mean height of the students.
129.3 cm
b) Explain why your answer to part (a) is an estimate. I
+​
Answers: 3
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