【多选题】【消耗次数：1】
中位数是（ ）
①
由标志值在数列中所处位置决定的
②
根据标志值出现的次数决定的
③
总体单位水平的平均值
④
总体一般水平的代表值
⑤
不受总体中极端数值的影响
参考答案：
复制
纠错
相关题目
随机题目
【单选题】
Hisfatherbegantowork _______ hewassevenyearsold.
①
asold as
②
asearlyas
③
assoonas
④
asmuchas
【单选题】
My uncle _________ to see me. He’ll be here soon.
①
comes
②
is coming
③
had come
④
came
【单选题】
Ithinkscienceis _______ anJapanese.
①
muchimportant
②
important
③
muchmoreimportant
④
moremuchimportant
【单选题】
Ithinkthestoryisnotso ________ asthatone.
①
interesting
②
interested
③
moreinteresting
④
mostinteresting
【单选题】
When I saw Mary , she __________ on the piano.
①
is playing
②
plays
③
was playing
④
played
【单选题】
It was said that his father _________ .
①
has died
②
died
③
has been dead
④
had died
【单选题】
I haven’t finished my composition . I ________ for two hours and a half.
①
have written it
②
have been writing it
③
wrote it
④
am writing it
【单选题】
I will __________ here till you give me some money.
①
leave
②
not leave
③
come
④
return
【单选题】
“ Has he seen this film ? ” “Yes. He _________ it several days ago.”
①
saw
②
has seen
③
had seen
④
was seeing