research methods ; data analysis ; descriptive stats 0.0 / 5 ? PsychologyResearch methods and techniquesA2/A-levelAQA Created by: ilovetheofficeCreated on: 12-05-18 14:17 MEASURES OF CENTRAL TENDENCY DGD 1 of 36 what are these? averages that giv info about most typical values in set data 2 of 36 three to consider? mean / median / mode 3 of 36 - mean dfgdf 4 of 36 or the? avg 5 of 36 why most sensitive? requires all scores in calculation 6 of 36 which means its more representative of? data as a whole 7 of 36 but easily distorted by? extreme values 8 of 36 - median dfdg 9 of 36 what is it? middle value when arranged highest to lowest 10 of 36 is it affected by extreme scores? no 11 of 36 why less sensitive than mean? not all scores included in final calculation 12 of 36 - mode ddgfd 13 of 36 what is it? most frequently occuring score 14 of 36 in some sets there may be two modes? bi-modal 15 of 36 or no mode if? all scores different 16 of 36 is it representative of data a a whole? no 17 of 36 for some data like what mode is only method u can use? category data 18 of 36 MEASURES OF DISPERSION DGDFG 19 of 36 based on what baout scores? spread 20 of 36 and we focus on two of these being? range / standard deviation 21 of 36 - range dfgd 22 of 36 calculation of? spread of scored 23 of 36 and worked out by? taking lowest from highest and adding one 24 of 36 why do we add one? allows for fact raw scores often rounded up / down when recorded 25 of 36 adding one accounts for? margin of error 26 of 36 adv is that its easy to? calculate 27 of 36 but only takes into account? two most extreme values 28 of 36 and this may be? unrepresentative of data set as whole 29 of 36 doesn't give fair representation of? general spread of scores 30 of 36 - standard deviation dfgdg 31 of 36 single value that tells what/ how far scores deviate from mean 32 of 36 the larget the standard deviation the? greater the dispersion 33 of 36 w/ conditions of experiment large SD sugests? not all pps affected same way 34 of 36 why is it more precise measure of dispersion? includes all values w/in final calculation 35 of 36 but like the mean? cna be distorted by single value 36 of 36
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