Find the mean and median.
a
talk time 30 35 40 45 50 55
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no,of.4 10 15 8 5 3
class
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talk time (mean): 30+35+40+45+50+55
= 255
255/3= 85
Answer: 85
no of class (mean): 4+10+15+8+5+3
=45
45/9= 5
Answer:5
talk time (median)
Answer: 40
no.of class (median)
Answer: 15
i hope you find it useful
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