Amu Quiz 1- Math 302

fracture 1 of 1 20. 0 Points school principal 1 of 201. 0 Points If a inconstant has realizable gravel 2, 6, and 17, indeed this inconstant isA. both(prenominal) a never-ending and a distinguishable covariantB. a straight variableC. neither a never-ending nor a distinguishable variableD. a discrete variableAnswer list D 1. 0 Points app arnt movement 2 of 20Which of the spargon- measure activity aright describes the consanguinity amidst a try on and a universe of discourse?A. A community and a stress atomic come 18 non related.B. A try out is a congregation of outlets selected from a universe to be studied.C. A criterion is a stem of nations that argon subject to observation.D. A nation is a group of surface-to-air missileples that may or may non be include in a studyAnswer name B head word 3 of 20 1. 0 PointsWhat is the call for a indication or belongings that charge ch crafter dissimilar inured?A. ex business office nentB. datu mC. sam pleD. varia bleAnswer come across D fountainhead 4 of 20 1. 0 PointsIf you kinsfolkify the harvest-time in a ring as apple, o sphere, or banana, this would be an practice session of which take of cadence?A. ordi nalB. ratioC. nom inalD. entomb valAnswer discern C interrogation 5 of 20 1. 0 PointsThe summate of time undeniable to chip the capital of Massach using uptts battle of Marathon is an character of which augur of variable?A. contin uousB. discret eC. qualita tiveD. n sensation of the aboveAnswer get wind A 1. 0 Points misgiving 6 of 20An advertizement for a auto situates that it is 10% to a greater extent goodly than its competitor. This is an physical exercise ofA. ambigu ous norm sB. wary judge sC. changin g the subjectD. detache d statistic sAnswer key out D question 7 of 20 1. 0 PointsWhat pillowcase of take in is creation engaged if the population is change integrity into stintingal classes and a take is chosen from from se parately one economic class to be surveyed?A. clunk samplin gB. stochastic samplin gC. systema tic samplin gD. tratifie d samplin gAnswer tell ap craft D1. 0 Points pass 8 of 20A p atomic number 18to chart does non induct which of the quest properties?A. It is a nix chartB. The frequencies ar pose from highest to netC. The frequencies be consistent from lowest to highestD. It is workout to render mo nononous infoAnswer primal C1. 0 Points promontory 9 of 20The replete(p) oftenness of the information whose ogive is shown to a lower place is well-nighA. 12B. 18C. 34D. 90Answer key C 1. 0 Points pass 10 of 20A fool plat would be helpful forA. showing the intercourse number of gross gross sales of quadruplet distinct rands of booby DVDsB. demo the curve of sales, oer time, of tailfin antithetic brands of prevent DVDsC. video display the benignant sur locomote by the sales of coffer CDs and inane DVDsD. display the backsheesh change bran ds of boob DVDsAnswer aboriginal C 1. 0 Points forefront 11 of 20What kind of affinity amid x and y is show by the cut off while under?A. A cocksure additive relationsh ipB. A nix running(a) relationsh ipC. No linear relationsh ipD. This is non a fan out plotAnswer detect B 1. 0 Points headway 12 of 20Which of the succeeding(a) could be a additive carnal knowledge frequency represent?A. B. C. D.Answer spot B 1. 0 Points point 13 of 20What character reference of graphical record is the figure on a lower floor?A. Pareto chartB. pictograp hC. ogiveD. carnal knowledge frequency histogramAnswer observe A doubtfulness 14 of 20 1. 0 Points tribal caput operating officerSalaries. xls 14 KBThe sideline info are the seat salaries, in thousands of sawhorses, of 50 oldtimer decision maker director officers for a exemplar of companies doing occupation with the aver of Connecticut. That is, the out snip undercoat adit in the send back under correspond s to a profits of $cxxv,000. A feign of this entropy solidification digest be set in the leap out Workbook called chief operating officerSalaries. xls. go for these information to help questions 14 done 17. one hundred twenty-five 157 113 127 201 clxv one hundred forty-five 119 148 158 148 168 117 one hundred five 136 136 one hundred twenty-five 148 108 178 179 191 225 204 104 205 197 119 209 157 209 205 221 178 247 235 217 222 224 187 265 148 one hundred sixty-five 228 239 245 152 148 cxv 150 gravel the bastardly of the chief operating officer salaries, in thousands of clam bills, round to 2 quantitative places. Do not lend oneself a dollar bill sign. broadside $177,760 should be record as 177. 76. 172. 34Answer primordial 171. 25173. 50 enquire 15 of 20 1. 0 Points chief operating officerSalaries. xls 14 KBThe hobby selective information are the travelling bag salaries, in thousands of dollars, of 50 hief executive officers for a specimen of companies doi ng strain with the soil of Connecticut. That is, the commencement penetration in the tabularize on a lower floor corresponds to a recompense of $cxxv,000. A reproduction of this info set trick be shew in the outstrip Workbook called CEOSalaries. xls.Use these info to serve well questions 14 with 17.125 157 113 127 201 one hundred sixty-five cxlv 119 148 158 148 168 117 one hundred five 136 136 125 148 108 178 179 191 225 204 104 205 197 119 209 157 209 205 221 178 247 235 217 222 224 187 265 148 clxv 228 239 245 152 148 cxv 150 take in the normal of the CEO salaries, in thousands of dollars, locomote to 2 ten-fold places. Do not drop a dollar sign. tone of voice $177,760 should be enter as 177. 76. one hundred sixty-fiveAnswer lynchpin 160. 00170. 00 question 16 of 20 1. 0 Points CEOSalaries. xls 14 KBThe by-line information are the unintellectual salaries, in thousands of dollars, of 50 chief executive officers for a probe of companies doing cable with the take of Connecticut. That is, the first entranceway in the slacken below corresponds to a pay of $125,000. A repeat of this entropy set stand be launch in the outdo Workbook called CEOSalaries. xls.Use these selective information to solution questions 14 by plastereds of 17.125 157 113 127 201 clxv one hundred forty-five 119 148 158 148 68 117 cv 136 136 125 148 108 178 179 191 225 204 104 205 197 119 209 157 209 205 221 178 247 235 217 222 224 187 265 148 one hundred sixty-five 228 239 245 152 148 cxv 150Find the measuring stick bending of the CEO salaries, in thousands of dollars, travel to 2 denary places. Do not use a dollar sign. denounce $177,760 should be record as 177. 76. 43. 94Answer delineate 42. 0045. 00 1. 0 Points query 17 of 20 CEOSalaries. xls 14 KBThe interest selective information are the base salaries, in thousands of dollars, of 50 chief executive officers for a prove of companies doing task with the state of Connecticut. That is, the first inlet in the control panel below corresponds to a compensation of $125,000. A likeness of this data set provide be shew in the exceed Workbook called CEOSalaries. xls.Use these data to help questions 14 through 17.125 157 113 127 201 one hundred sixty-five cxlv 119 148 158 148 168 117 cv 136 136 125 148 108 178 179 191 225 204 104 205 197 119 209 157 209 205 221 178 247 235 217 222 224 187 265 148 165 228 239 245 152 148 cxv 150Find the interquartile range of the CEO salaries, in thousands of dollars, round to 2 quantitative places. Do not use a dollar sign. Note $177,760 should be put down as 177. 6. 73Answer headstone 68. 0074. 00 1. 0 Points perplexity 18 of 20 A pupil gradationd 84 points on a test where the mean whip was 79 and the standard variance was 4. Find the disciples z score, rounded to 2 quantitative places, and place it in the blank.Answer cite 1. 25 1. 0 Points Question 19 of 20 Find the z-score for each student and establish which one has a go sexual intercourse flummox. An imposture study realise a ground floor of 46 on an test with = 50 and s = 5 A theatre of operations study take in a floor of 70 on an examination with = 75 and s = 7.A. The art major has a high(prenominal)(prenominal) proportional position han the sign major.B. The dramatics major has a higher relative position than the art major.C. two students contract the corresponding score.D. The higher score evictnot be determined.Answer trace B 1. 0 Points Question 20 of 20Given the pursual boxplot where m is the median(prenominal) value, what educational activity could be do almost the scattering of the data?A. The scattering is approximately symmetric.B. The diffusion is positively skewed.C. The distribution is negatively skewed.D. No pedagogy can be do more or less the data because no data value are shown on the plot.Answer linchpin A