Answer:
1. 151 cm
2. 128 cm
3.23 cm
4. 141.4cm
5. 5 girls
Step-by-step explanation:
First we have to arrange in ascending order ,
Ascending order is
128 ,132,135 ,139 ,141 ,143,146, 149,,150,151
i) Height of tallest girl. is = 151
ii)Height of the smallest girl =128
iii) Range of data =Largest value - Smallest value
= 151 –128 = 23 cm
iv ) Mean height of girls is -:
Mean = sum of all heights/Number of girls
128 ,132,135 ,139 ,141 ,143,
146, 149,,150,151 / 10
= 1414 / 10
= 141.4 cm
v) we see that , 5 girls have more Height then 141.4
I hope you like my answer.
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Verified answer
Answer:
1. 151 cm
2. 128 cm
3.23 cm
4. 141.4cm
5. 5 girls
Step-by-step explanation:
First we have to arrange in ascending order ,
Ascending order is
128 ,132,135 ,139 ,141 ,143,146, 149,,150,151
i) Height of tallest girl. is = 151
ii)Height of the smallest girl =128
iii) Range of data =Largest value - Smallest value
= 151 –128 = 23 cm
iv ) Mean height of girls is -:
Mean = sum of all heights/Number of girls
128 ,132,135 ,139 ,141 ,143,
146, 149,,150,151 / 10
= 1414 / 10
= 141.4 cm
v) we see that , 5 girls have more Height then 141.4
I hope you like my answer.