Which of the following is closest to the average(arithmetic mean)number of cardi

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问题 Which of the following is closest to the average(arithmetic mean)number of cardinal sightings for the 4 seasons?

选项 A、12
B、14
C、16
D、18
E、20

答案 E

解析 The average(arithmetic mean)number of cardinal sightings for the 4 seasons is

, or 19.75. Of the answer choices given, 20 is closest to 19.75.
Thus the correct answer is Choice E.
This explanation uses the following strategies.
Strategy 4: Translate from a Figure to an Arithmetic or Algebraic Representation
Strategy 9: Estimate

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Which of the following is closest to the average(arithmetic mean)number of cardi

Forwhichofthefollowingbirdspeciesisthestandarddeviationofthenumbers

In1993theaverage(arithmeticmean)pricepercardforallgreetingcardssoldw

Whenthedecimalpointofacertainpositivedecimalnumberismovedsixplaces

Thedistributionofthenumbersofhoursthatstudentsatacertaincollegestud

[img]2015m7x/ct_egreqm_egreqtbz1_0049_20153[/img]Whichofthefollowingisclos

Basedontheinformationgiven,whichofthefollowingstatementsaboutInternet

ThenumberofInternetusersintheUnitedStateswasapproximatelyhowmanytim

Iftisanintegerand8m=16t,whichofthefollowingexpressesmintermsof

Fortherectangularsolidbelow,findthefollowing.(a)Surfaceareaofthesoli

ThecirclewithcenterObelowhasradius4.Findthefollowing.(a)Circumferenc

【B1】[br]【B9】A、WhoB、WhyC、HowC考查根据上下文填词的能力。本句意为“你怎么敢…”。

1.Theinterview—about2minutesInthisparttheinterlocutorasksquestions

Allanimalsmustrest,butdotheyreallysleepasweknowit?Theanswerto

Manyprivateinstitutionsofhighereducationaroundthecountryareindang

凡重要结构中的钢筋代换，应征得监理单位同意。（）

下面的网络地址中，不能作为目标地址的是()。A.0.0.0.0 B.127.

隔离开关导电回路严重发热达到危急缺陷，且无法倒换运行方式或转移负荷时应（）。立即

下列选项中，反映非营业损益的账户包括()。A.“营业外支出” B.

下列各项中符合急性出血坏死性胰腺炎特征性表现的有A.急性肾衰竭 B.乳糜样腹水

某研究用甲、乙两种方法测量某市10处水源中氟含量(mg/L)，采用Wilcoxo