Statıstıcs I Deneme Sınavı Sorusu #819935
The data on weight distribution of a certain group of men is given on the table above. What is the mean weight for this group?
|
71 |
|
73 |
|
75 |
|
80 |
|
81 |
Yanıt Açıklaması:
The mean can be calculated by multiplying the weight with their frequencies and summing them up.
Thus average (mean) weight=60*(30/100)+70*(40/100)+80*(20/100)+90*(10/100)=18+28+16+9=71
Yorumlar
- 0 Yorum