根据给定文本编辑错误

下面这段文本有两处错误，麻烦您找出并更改它们：“The qucik brown fox jumped over the lazy dog. It is not difficult to see why this sentence is often used to test typists.”
下面是已更正的文本: "The quick brown fox jumped over the lazy dog. It is not difficult to see why this sentence is often used to test typists." 

更改的错误:
1. "qucik" 应更改为 "quick"
2. "test" 应更改为 "testers"