4.6直方图

速度,v测量200辆汽车通过建筑物时的Km /h。频率表显示了结果。

速度(v{"language":"en","fontFamily":"Times New Roman","fontSize":"18","autoformat":true}" class="Wirisformula" role="math" alt="v" style="vertical-align:-6px;height:22px;width:11px" loading="lazy">公里/小时)	0<v≤40{"language":"en","fontFamily":"Times New Roman","fontSize":"18","autoformat":true}" class="Wirisformula" role="math" alt="0小于v小于或等于40" style="vertical-align:-6px;height:22px;width:70px" loading="lazy">	40<v≤50{"language":"en","fontFamily":"Times New Roman","fontSize":"18","autoformat":true}" class="Wirisformula" role="math" alt="40小于v小于或等于50" style="vertical-align:-6px;height:22px;width:79px" loading="lazy">	50<v≤80{"language":"en","fontFamily":"Times New Roman","fontSize":"18","autoformat":true}" class="Wirisformula" role="math" alt="50小于v小于或等于80" style="vertical-align:-6px;height:22px;width:79px" loading="lazy">
频率	50{"language":"en","fontFamily":"Times New Roman","fontSize":"18","autoformat":true}" class="Wirisformula" role="math" alt="50" style="vertical-align:-6px;height:22px;width:19px" loading="lazy">	120{"language":"en","fontFamily":"Times New Roman","fontSize":"18","autoformat":true}" class="Wirisformula" role="math" alt="120" style="vertical-align:-6px;height:22px;width:28px" loading="lazy">	30{"language":"en","fontFamily":"Times New Roman","fontSize":"18","autoformat":true}" class="Wirisformula" role="math" alt="30." style="vertical-align:-6px;height:22px;width:19px" loading="lazy">

在网格上绘制直方图以显示该表中的信息。

[3]

200名学生估计了整个区域，A m2{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="一个空间m的平方" style="vertical-align:-6px;height:23px;width:40px" loading="lazy">一间教室的窗户。
下表显示了他们的结果。

区(A{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="一个" style="vertical-align:-6px;height:22px;width:15px" loading="lazy">米2）	20 < A ≤ 60{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="小于或等于空格60的空格" style="vertical-align:-6px;height:22px;width:99px" loading="lazy">	60 < A ≤ 100{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="小于或等于100的空间" style="vertical-align:-6px;height:22px;width:108px" loading="lazy">	100 < A ≤ 150{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="小于或等于150的空间" style="vertical-align:-6px;height:22px;width:117px" loading="lazy">	150 < A ≤ 250{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="小于或等于250的空间" style="vertical-align:-6px;height:22px;width:117px" loading="lazy">
频率	32	64	80	24

完成直方图以显示表格中的信息。

[4]

有一年中午的温度，t°C，在泽德福德被记录。
下表显示了结果。

温度(t°C)	0<t≤10{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="0小于t小于或等于10" style="vertical-align:-6px;height:22px;width:66px" loading="lazy">	10<t≤15{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="10小于t小于或等于15" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	15<t≤20{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="15小于t小于或等于20" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	20<t≤25{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="20小于t小于或等于25" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	25<t≤35{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="25小于t小于或等于35" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">
天数	50	85	One hundred.	120	10

完成直方图以显示表格中的信息。

[4]

表格显示了时间，t{"language":"en","fontFamily":"Times New Roman","fontSize":"18","autoformat":true}" class="Wirisformula" role="math" alt="t" style="vertical-align:-6px;height:22px;width:7px" loading="lazy">120个男孩每人花几秒钟来解决一个难题。

时间(t{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="t" style="vertical-align:-6px;height:22px;width:7px" loading="lazy">秒)	20<t≤30{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="20小于t小于或等于30" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	30<t≤35{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="30小于t小于或等于35" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	35<t≤40{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="35小于t小于或等于40" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	40<t≤60{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="40小于t小于或等于60" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	60<t≤100{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="60小于t小于或等于100" style="vertical-align:-6px;height:22px;width:84px" loading="lazy">
频率	38	27	21	16	18

在网格上，完成直方图以显示频率表中的信息。

[4]

一些学生每人记录质量，m{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="米" style="vertical-align:-6px;height:22px;width:16px" loading="lazy">公斤，他们的书包。
Adil想要画一个直方图来显示这个信息。

完成下面的表格。

质量(m{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="米" style="vertical-align:-6px;height:22px;width:16px" loading="lazy">公斤)	0<m≤4{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="0小于m小于或等于4" style="vertical-align:-6px;height:22px;width:66px" loading="lazy">	4<m≤6{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="4小于m小于或等于6" style="vertical-align:-6px;height:22px;width:66px" loading="lazy">	6<m≤7{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="6小于m小于或等于7" style="vertical-align:-6px;height:22px;width:66px" loading="lazy">	7<m≤10{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="7小于m小于或等于10" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">
频率	32{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="32" style="vertical-align:-6px;height:22px;width:19px" loading="lazy">			42{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="42" style="vertical-align:-6px;height:22px;width:19px" loading="lazy">
柱状图上柱的高度(cm)	1.6{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="1.6" style="vertical-align:-6px;height:22px;width:24px" loading="lazy">	2{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="2" style="vertical-align:-6px;height:22px;width:10px" loading="lazy">	1.2{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="1.2" style="vertical-align:-6px;height:22px;width:24px" loading="lazy">	2.8{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="2.8" style="vertical-align:-6px;height:22px;width:24px" loading="lazy">

[２]

学校护士记录了身高，h{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="h" style="vertical-align:-6px;height:22px;width:11px" loading="lazy">180个孩子的每一个厘米。
表格中显示了相关信息。

高度(h{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="h" style="vertical-align:-6px;height:22px;width:11px" loading="lazy">厘米)	60<h≤70{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="60小于h小于或等于70" style="vertical-align:-6px;height:22px;width:79px" loading="lazy">	70<h≤90{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="70小于h小于或等于90" style="vertical-align:-6px;height:22px;width:79px" loading="lazy">	90<h≤100{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="90小于h小于或等于100" style="vertical-align:-6px;height:22px;width:88px" loading="lazy">	100<h≤110{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="100小于h小于或等于110" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">	110<h≤115{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="110小于h小于或等于115" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">	115<h≤125{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="115小于h小于或等于125" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">
频率	8	26	35	67	28	16

我一个直方图显示的信息，柱的高度为间隔60<h≤70{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="60小于h小于或等于70" style="vertical-align:-6px;height:22px;width:79px" loading="lazy">是0.4厘米。

计算以下每个间隔的杆的高度。

115<h≤125{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="115小于h小于或等于125" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">....................................厘米
110<h≤115{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="110小于h小于或等于115" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">....................................厘米
70<h≤90{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="70小于h小于或等于90" style="vertical-align:-6px;height:22px;width:79px" loading="lazy">.....................................cm [3]

表格显示了时间，T每个周六，120个人在超市里消费。

时间 （T分钟)	人数
10<T≤30{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="10小于T小于或等于30" style="vertical-align:-6px;height:22px;width:81px" loading="lazy">	16
30<T≤40{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="30小于T小于或等于40" style="vertical-align:-6px;height:22px;width:81px" loading="lazy">	18
40<T≤45{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="40小于T小于或等于45" style="vertical-align:-6px;height:22px;width:81px" loading="lazy">	22
45<T≤50{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="45小于T小于或等于50" style="vertical-align:-6px;height:22px;width:81px" loading="lazy">	40
50<T≤60{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="50小于T小于或等于60" style="vertical-align:-6px;height:22px;width:81px" loading="lazy">	21
60<T≤70{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="60小于T小于或等于70" style="vertical-align:-6px;height:22px;width:81px" loading="lazy">	3.

完成此柱状图以显示表格中的信息。

[4]

这个柱状图显示的是时间，T每周三，120人在超市购物。

评论一下这两天时间的分布情况。

［1］

工厂回收金属。
质量,x{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="x" style="vertical-align:-6px;height:22px;width:11px" loading="lazy">每周测量金属的吨数。
表格显示了52周的结果。

质量(x{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="x" style="vertical-align:-6px;height:22px;width:11px" loading="lazy">吨)	100<x≤200{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="100小于x小于或等于200" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">	200<x≤250{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="200小于x小于或等于250" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">	250<x≤300{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="250小于x小于等于300" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">	300<x≤500{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="300小于x小于或等于500" style="vertical-align:-6px;height:22px;width:97px" loading="lazy">
频率	8	20.	12	12

在网格上绘制直方图以显示表中的信息。

[4]

直方图显示了时间信息，t{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="t" style="vertical-align:-6px;height:22px;width:7px" loading="lazy">80个人每人在商店里花了几分钟。

完成频率表。

时间 （t{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="t" style="vertical-align:-6px;height:22px;width:7px" loading="lazy">分钟)	0<t≤5{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="0小于t小于或等于5" style="vertical-align:-6px;height:22px;width:57px" loading="lazy">	5<t≤15{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="5小于t小于或等于15" style="vertical-align:-6px;height:22px;width:66px" loading="lazy">	15<t≤30{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="15小于t小于或等于30" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	30<t≤50{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="30小于t小于或等于50" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">	50<t≤70{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="50小于t小于或等于70" style="vertical-align:-6px;height:22px;width:75px" loading="lazy">
数量 的人	6{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="6" style="vertical-align:-6px;height:22px;width:10px" loading="lazy">		27{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="27" style="vertical-align:-6px;height:22px;width:19px" loading="lazy">		10{"language":"en","fontFamily":"Times New Roman","fontSize":"18"}" class="Wirisformula" role="math" alt="10" style="vertical-align:-6px;height:22px;width:19px" loading="lazy">

[２]