根据首字母提示完成短文中的单词。

Ricky is 12 years old .He is a student at Nanjing Middle School. He loves sports. At school, he likes p __小题1:____ basketball with his friends . He is in the school basketball t __小题2:____.Ricky plays very w__小题3:____.His f __小题4:____ basketball star is YaoMing . He always w __小题5:____ his games on TV .Yao Ming is his hero.

某地区2007~2010年各季度的LED电视机销售量数据如下表所示（单位：千台）：

要求：

用移动平均趋势剔除法计算的季节指数调整原时间序列，对调整后的序列用最小二乘法拟合线性趋势方程。