题目

Traveling without a map in different countries，I find out about different“styles”of directions every time I ask “How can I get to the post office?” Foreign tourists are often confused in Japan because most streets there don’t have name signs：in Japan，people use landmarks in their directions instead of street names．For example，the Japanese will say to travelers，“Go straight down to the corner．Turn left at the big hotel and go past a fruit market．The post office is across from the bus stop．” People in Los Angeles，the US，have no idea of distance on the 某瓜果销售公司去年3月至8月销售库尔勒香梨，哈密瓜的情况见下表： （1）请你根据以上数据填写下表； （2）补全折线统计图；（3）请你根据下面两个要求对这两种瓜果在去年3月份至8月份的销售情况进行分析：①根据平均数和方差分析；②根据折线图上两种瓜果销售量的趋势分析。