Week 2 real test Math 302

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School

University of South Carolina *

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MISC

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Statistics

Date

Apr 3, 2024

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docx

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Uploaded by ledgend28

Week 2 real test Math 302 Question 1 1/ 1 point The following data are the distances between 21 retail stores and a large distribution center. The distances are in miles. See Attached Excel for Data. retail store data.xlsx Find the standard deviation and round to the nearest tenth. Use the Excel function to find the Sample SD. 355 795 Ve 363 345 96 w Hide question 1 feedback use =STEDV.S function in Excel. Question 2 1/ 1 point I'wenty-five randomly selected stadents were asked the number of movies they watched the previous week. The results are as follows: See Atached Excel for Data. NOVIC Gala. XISX Find the approximate sample standard devation, 2. Tse the Exce! function 2o fied the Sample SD. Round to two decimal places. 112 ¥ ¥ Hide question 2 feedback use =STDEV.S function in Excel. Question 3 1/ 1 point A sample of 8 cats found the following weights in kg. What is the variance? See Attached Excel for Data. Use the Excel function to find the Variance. cat weight data.xlsx 0.104 (e 0.087 0.295 0.076 09 w Hide question 3 feedback use =VAR.S function in Excel

Questiond. 1/1point Give the folowing boxlct where mis the mecian value whatstatement could be made 3bout the istniution of the ats? No statement can be made sbout the data because o data vakues e shown onthe plo. The distibutions negativelyskewed. (@) The diributions pprovimately symmetrc. The ditibution s posiiely skewe Questions 1/1point Asurvey was conducted o 130 purchasers of new BMW 3 scriescars, 130 purchasers of new SMW 5 seriescars, and 130 purchasersofnew BMW 7 sris cars.n . people were asked the age they were ‘when they purchased ther ca. The fallowing boxplts daptay the resuls. Which group is most kly to Have anoutlr? B W % M & % % © 6 0 7% W None ofthese groups MW Series MW7 Series (6 BMW3 Series Questions 1/1point Aistogram that s positvely skewed s s cabed shened to th et o) skewed o the ight symmetric batancedt

Question7 1/1point T following dta represents th graces i statisticscourse Below i the requency istrution and Histogram. 7 o 7 100 o Hice question7 feschack 21746742

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Questions 1/1point “The following data show th lngihs o boats moored in marina. The dataar ordered from smalles largest S Attached Exclfor ata bostlngih cataxisx denditythe Mode. 2 2 o252 2526273003 “ w Hice question 8 feedback The maxe i th ength that appearsthe st frequently.There aretwo modcs, 25 nd 27, each appearing thece times, Question. 1/1point The fllowinghistogram shows the number of cnvollment in 40 community collges. The shape of this distriwsion's; (@) ight shewed (skowed positive) left sowed skowed negative Question 10 1/1point Asampleof B cats found the following weights n kg, Wht i the mean welght? Do ot round your anser. Sce Attached Excel forthe Dsta. catweight dataise w3873k 37k 39k a7ske Hice question 10 fesdback s =AVERAGE unctionin Excel

Question 11 1/1point “Thefollowing data show th lngihs o boats moored in marina. The dataar ordred from smalles largst. See Attached Bxcel forData. boatlngih catasisx Calculatethe mean. Round your answe t one decimalpace. 23 v Hice question 1 fesdback =AVERAGE function in xcel Question 12 1/1point had 3 hear ttack (Ryan Jiner & Ryan . 1985), Use Excel o find the 68t percentle. Do Not inchde any decmas Cholsterol levels were collected from paients two i Sce Attached Excel forData. cholestero dtasx Use the Excel function =PERCENTILE NG tofind the Percentle. Fillneach of the vales belowe st percente 20 v Hice question 12 feodback Use Excel Functions =PERCENTILEING( 48] Question 13 1/1point Cholsterol evel were collected fom patients bwo days e thy had 3 hear attack (Ryan Jainer & Ryan . 1985). Use xcel o find Q3. Do ot incude any decimals. Sce Attached Bxcel for Data. cholestero tatsx Use the Bxcel function <PERCENTILEINC to find Q3. Fillincach the value belows: @ =/ v Hide question 13 fesdback Use Excel Functions =PERCENTILEING(75)

Question 14 1/1point Cholsterl level were collected fom e they had s hesrt ¢, 1985, Use Exceltofndthe 52nd percente. Rouneto two decma places. Ryan, oiner & Ryan. Sce Attached Bxcel forData. cholesterol Use the xcel function ~PERCENTILE NG tofind th Percentle. Fillincach o the values below: S2ndpercentie 2008 v Hide question 14 fescback Use Excel Functions “PERCENTILEING( 521 Question 15 1/1point ) . %0 v Hide question 15 fesdback The frequency count s on the y-axis.

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Question 16 1/1point Eyeglassomatic manufactures eyeglasses fo iferet retalers. The umber oflenses fo diferent acivites isin bl [rctiey [crne [Micos Assemti] ke Frames Recive Fiished] Unknowr| Nmber o ense] 18672 12105 laxa [eses0 [asomr 1506 Grind means that they Eround the lenses and put them i frames, multcoa means that thy put inting o scratchrsistance coaingson enses nd then put them i frames, ssemble means that they recsive rames and ensesfrom othe source and s them together, make frames means that they make the frames and put lenses i from oher sources eceive finihed s that they received glssesfrom other Source, and unknown means they do ot know where the lenses came from. B on the nformation sbove, which s the corect Pareto Chat? Eyeglassomatic Eyeglassomatic Eyeglassomatic

Question 17 0/ 1point Asurvey by the Pew Resesrch Genter, conducted in 16 couetres smong 20,132 respandents from April 4 o May 29,2016, befor the rited Kingdom' so-called Breit eferenium to et th EU The fllowing s 2 time seris graph forthe proportin of suvey respondents b couniry tht responded tht the curtent ‘economic itation s their country was good. Which country had the most favorabie outlook of ther county’s econcmie sitation i 20107 Source of graph: v " ey Spain (&) Germany () Poland U Greece v Hice question 17 fesdback 1 2010 dong the x-ads the Polar crosses over Garmany and hd the ighestvalue along the -ais. Polandis the pupie .

Question 18 1/1point ‘When an anthropologs ids skelta remain,they nced to figur out the eight o the person The height ot person in am) and the lengeh o oneof thiemetacarpalbone finc were collected and shownin the table below. Crese 3 sctte plot sing Excel. height anlength datasisx Wht type of a reltionship, i any. exists between th height o peson snd th length o thei el G013, Setenbes 2. e o . e o [Femperyme— m—— = & Bl ) = = o w = = - ) T E I w - ) Pt Norstrsip Negsive Qustin19 /10 The following ot show the amount i cunces) of beverage i randormy selcted 16-unce beveras cans. Create aStemLeat plt for these ata fisfis s Zhadis s fradis sfeafes. Fillintheblanks of tablebelow to complte the Stem-Leaf plot forthese data. The hey s 15 the values for Leatin icressing o and o ot kecp paces o commas between leaves. 152 50 wlw | el e23%) ® 25789 i3 @ o seasn

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Question 20 1/1point Asampleofheghts of 20 peope incmis recorded below. Which i thecorrect stems for a stem-and-eat plot? Height cm) 167]201]170] 5] 162[ 186 | 172173 165178177184 165172 | 193] 178} 175178 1e2] e 168|175 | 154 176} v Hice question 20 fesciack

Week 2 real test Math 302

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