Mr. Hernandez’s students filled out a survey asking how many hours each student

游客2025-02-24 28

问题 Mr. Hernandez’s students filled out a survey asking how many hours each student watched television over 7 days. The results from the survey are shown below in a stem-and-leaf plot.

(Note: For example, 12 hours of television watched would have a stem value of 1 and a leaf value of 2) [br] Which of the following is the median number of hours of television watched during the week?

选项 A、6
B、12
C、15.5
D、16
E、21

答案 D

解析 The correct answer is D. The median is the middle value in an ordered set of values. Based on the information given, the median of the set of values is 16.

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Mr. Hernandez’s students filled out a survey asking how many hours each student

Mr.Hernandez’sstudentsfilledoutasurveyaskinghowmanyhourseachstudent

Inagraduatingclassof236students,142tookalgebraand121tookchemistry.

Ofthepeopleinacertainsurvey,58percentwereatmost40yearsoldand70p

Ofthestudentsinaschool,20percentareinthesciencecluband30percenta

Accordingtosurveysatacompany,20percentoftheemployeesownedcellphones

Thetablebelowshowsthedistributionofagroupof40collegestudentsbygend

Atthebeginningofatrip,thetankofDianascarwasfilledwithgasolinetoh

Thetablebelowshowsthedistributionofagroupof40collegestudentsbygend

In1950therevenueperstudentwasapproximatelywhatpercentofthepercapita

BENEFITSANDINCENTIVESSURVEYRESULTSFOR600COMPANIES[img]2022m10s/ct_ve0120

[originaltext]Jason’syourassistant,isn’the?(A)No,Curtisis.(B)Someonewi

CONTROVERSYABOUTCAUSINGEMOTION(1

[originaltext]Whowillattendtheparty?[/originaltext]A、Onlyonestudentofth

施工单位应将本单位形成的工程文件立卷后向（）移交。 A、监理单位 B、

下列各项不属于排水系统的是()。A:污水系统B:雨水系统C:中水系统D:工

下列肾小腺素能受体中，属于突触前受体的是A.α1受体 B.α2受体 C.

根据《行政许可法》，下列关于行政许可实施的说法中正确的有（）。A.省、自治区、

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