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數學小考

Authored by 李彥瑾 李彥瑾

Mathematics

6th - 8th Grade

Used 2+ times

數學小考
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10 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

若以下數列的第三四分位數為9,則空白應填入甚麼數字?

1、1、2、3、5、8、__、21

2.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Media Image

如附圖:請問此盒狀圖的四分位距為何?

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

請問此數列的中位數為何?

3、6、6、6、9、13、13、18、20、21

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Media Image

某班人數40人參加抽點數活動,其中40人抽中的點數可用此圓形圖表示。請問此圓形圖的第三四分位數有幾點?

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

附圖是累積相對次數折線圖,請問下列敘述何者正確?

分數在60至70分者有10人

此折線圖的中位數在70至80分間

此折線圖的四分位距為70分

此折線圖不能轉換成盒狀圖

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

有一二次函數為f(x)=x^2+6x+19,請問下列敘述何者正確?

該函數圖形為一直線

該函數圖形沒有頂點

該函數頂點為(-3, 10)

該函數有最大值,其值為10

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

若f(x)=3x^2+6x+15=3(x+1)^2+k,則k為何?

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