对在校学生最喜欢的饮料品牌进行了调查。结果如正下方的饼图所示。

它不会直接告诉你答案，而是问你卡在哪一步看看 AI 是怎么陪你一步步弄懂这道题的

完整解法

1. Check the total percentage shown in the pie chart

For a pie chart, all sectors should total $100\%$ .

$41\%+9\%+39\%+21\%=110\%$ .

This is impossible for one pie chart.

答案

The percentages add up to $110\%$ , not $100\%$ .

1. State a valid correction to the percentage error

Since the percentages currently add up to $110\%$ , correct the pie chart by adjusting the percentages so that they add up to $100\%$ .

答案

Change one or more of the percentages so that the total is $100\%$ .

AI 分析，可能出错

用 AI 批改，圈出写错的那一步，并自动将你的薄弱点存入错题本，形成你的错因库。