[填空题]
The histogram below shows the (hlb1ox dwbpd5p2say 3, +e 8qweights of 40 Honeydew Melons, each measured corr0iramt:) aaqx*( ehv,ect to the neart: (mr i) a*he,0qaavxest kg.
1. Write down the modal weight of the melons. kg
2. Find the median weight of the melons.
The lower quartile is 3 $\mathrm{~kg}$ . kg
3. Calculate
(1) the upper quartile; kg
(2) the interquartile range.
