collect the daily maximum temperature recorded for a period of 30 days in your city present this data as a group frequently table find the mean of the data using appropriate method
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Answer:
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Given : collect the daily maximum temperature recorded for a period of 30 days
To Find : present this data as a group frequently table
mean
Solution:
maximum Temperature collected for 30 days
29.2, 29.0, 28.1, 28.5, 32.9, 29.2, 34.2, 36.8, 32.0, 31.0,30.5, 30.0, 33, 32.5, 35.5, 34.0, 32.9, 31.5, 30.3, 31.4,30.3, 34.7, 35.0, 32.5, 33.5, 29.0, 29.5, 29.9, 33.2, 30.2
Group frequency table
Temp Range Frequency Mean mean * f
28.0 - 30 8 29 232
30.0 - 32 8 31 248
32.0 - 34 8 33 264
34.0 - 36 5 35 175
36.0 - 38 1 37 37
30 956
Mean of the maximum temperature = 956/30 = 31.867 °C
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