000			05177cam a22005893i 4500
001			ocn953747222
003			OCoLC
005			20190328114815.0
006			m o d
007			cr |n|||||||||
008			160719s2016 xx ob 001 0 eng d
040			_aYDXCP _beng _epn _cYDXCP _dYDX _dEBLCP _dN$T _dOPELS _dOCLCQ _dOCLCO _dUPM _dIDB _dOTZ _dMERUC _dU3W _dD6H _dOCLCQ
019			_a954045722 _a957605287
020			_a9780128025482 _q(electronic bk.)
020			_a0128025484 _q(electronic bk.)
020			_z0128023082
020			_z9780128023082
035			_a(OCoLC)953747222 _z(OCoLC)954045722 _z(OCoLC)957605287
050		4	_aQA76.9.U83 _bS33 2016
072		7	_aCOM _x013000 _2bisacsh
072		7	_aCOM _x014000 _2bisacsh
072		7	_aCOM _x018000 _2bisacsh
072		7	_aCOM _x067000 _2bisacsh
072		7	_aCOM _x032000 _2bisacsh
072		7	_aCOM _x037000 _2bisacsh
072		7	_aCOM _x052000 _2bisacsh
082	0	4	_a004.01/9 _223
100	1		_aSauro, Jeff.
245	1	0	_aQuantifying the user experience : practical statistics for user research / _h[electronic resource]
260			_a[Place of publication not identified] : _bMorgan Kaufmann, _c2016.
300			_a1 online resource
336			_atext _btxt _2rdacontent
337			_acomputer _bc _2rdamedia
338			_aonline resource _bcr _2rdacarrier
504			_aIncludes bibliographical references and index.
505	0		_aCover ; Title Page; Copyright Page; Dedication; Contents; Biographies; Foreword; Preface to the Second Edition; Acknowledgments; Chapter 1 -- Introduction and how to use this book; Introduction; The organization of this book; How to use this book; What test should I use?; What sample size do I need?; You don't have to do the computations by hand; Key points; Chapter review questions; Answers to chapter review questions; References; Chapter 2 -- Quantifying user research; What is user research?; Data from user research; Usability testing; Sample sizes; Representativeness and randomness.
505	8		_aThree types of studies for user researchData collection; Completion rates; Usability problems (UI problems); Task Time; Errors; Satisfaction ratings; Combined scores; A/B testing; Clicks, page views, and conversion rates; Survey data; Rating scales; Net Promoter Scores; Comments and open-ended data; Requirements gathering; Key points; References; Chapter 3 -- How precise are our estimates? Confidence intervals; Introduction; Confidence interval = twice the margin of error; Confidence intervals provide precision and location; Three components of a confidence interval; Confidence level.
505	8		_aVariabilitySample size; Confidence interval for a completion rate; Confidence interval history; Wald interval: terribly inaccurate for small samples; Exact confidence interval; Adjusted-Wald: add two successes and two failures; Best point estimates for a completion rate; Guidelines on reporting the best completion rate estimate; How accurate are point estimates from small samples?; Confidence interval for a problem occurrence; Confidence interval for rating scales and other continuous data; Confidence interval for task-time data; Mean or median task time?; Variability; Bias; Geometric mean.
505	8		_aComputing the geometric meanLog transforming confidence intervals for task-time data; Confidence interval for large sample task times; Confidence interval around a median; Key points; Chapter review questions; Answers to chapter review questions; References; Chapter 4 -- Did we meet or exceed our goal?; Introduction; One-tailed and two-tailed tests; Comparing a completion rate to a benchmark; Small sample test; Mid-probability; Large sample test; Comparing a satisfaction score to a benchmark; Do at least 75% agree? converting continuous ratings to discrete.
505	8		_aDisadvantages to converting continuous ratings to discreteNet Promoter Score; Comparing a task time to a benchmark; Key points; Chapter review questions; Answers to chapter review questions; References; Chapter 5 -- Is there a statistical difference between designs?; Introduction; Comparing two means (rating scales and task times); Within-subjects comparison (paired t-test); Confidence interval around the difference; Practical significance; Comparing task times; Normality assumption of the paired t-test; Between-subjects comparison (two-sample t-test); Confidence interval around the difference.
650		0	_aUser interfaces (Computer systems) _xTesting _xStatistical methods.
650		7	_aCOMPUTERS _xComputer Literacy. _2bisacsh
650		7	_aCOMPUTERS _xComputer Science. _2bisacsh
650		7	_aCOMPUTERS _xData Processing. _2bisacsh
650		7	_aCOMPUTERS _xHardware _xGeneral. _2bisacsh
650		7	_aCOMPUTERS _xInformation Technology. _2bisacsh
650		7	_aCOMPUTERS _xMachine Theory. _2bisacsh
650		7	_aCOMPUTERS _xReference. _2bisacsh
655		4	_aElectronic books.
776	0	8	_iPrint version: _aSauro, Jeff. _tQuantifying the user experience. _d[Place of publication not identified] : Morgan Kaufmann, 2016 _z0128023082 _z9780128023082 _w(OCoLC)940520619
856	4	0	_3ScienceDirect _uhttp://www.sciencedirect.com/science/book/9780128023082
999			_c247383 _d247383