the following are the weights (in kg wt) of 8 students 49.3,43,51.2,49.5,50.2,45,45.5,48.3 1) find the mean weight 2) how many students have weights than mean weight 3)if a student whose weight is 59 wt also includes,then what will be the mean weight ?
Answers 1
Answer:
- 47.75
- 5 students have weights greater than mean weight and 3 students have weight lesser than mean weight.
- 49
Step-by-step explanation:
- 49.3+43+51.2+49.5+50.2+45+45.5+48.3
8
=382 /8
=47.75
the mean weight is 47.75
2. 5 students have weights greater than mean weight and 3 students have weight lesser than mean weight.
3. 49.3+43+51.2+49.5+50.2+45+45.5+48.3+59 ÷ 9
= 49
If a student whose weight is 59 wt also includes,then the mean weight will be 49.
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