Table 3. Chi-square tests for group differences by vowel

Vowel	KO Group	UK Group	χ²	p-value	Sig.
bait /eɪ/	.808	.871	1.49	.222
bart /ɑ/	.408	.364	0.36	.549
bat /æ/	.650	.543	2.64	.104
beat /i/	.592	.471	3.28	.070
bert /ɜ/	.625	.500	3.60	.058
bet /ɛ/	.633	.593	0.29	.589
bit /ɪ/	.775	.679	2.54	.111
bite /aɪ/	.883	.764	5.41	.020	*
boat /əʊ/	.492	.421	1.02	.313
boot /u/	.975	.871	7.99	.005	**
bot /ɒ/	.492	.186	26.11	<.001	***
bought /ɔ/	.375	.421	0.40	.526
bout /aʊ/	.925	.800	7.28	.007	**
but /ʌ/	.358	.486	3.78	.052

p<.05,
p<.01,
p<.001.