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the post-test is 0.160. mean of the pre-test and f the post-test
are 0.153 and 0.144 respectively.
The third head is pronunciation. The
mean of the pre-test turned out to be All the data mentioned above shows
1.98. The mean of the post-test turned a difference. Therefore, it is important
out to be 2.90. The standard deviation to find out the significance of the
from mean of the pre-test is 1.186. The difference. T-test was calculated to find
standard deviation from mean of the out the significance of the differences.
post-test is 1.115. The standard error of
T-Test of All the Four Pre-tests and Post-Tests

Table-4: Result of the four T-tests

Paired ...
99% Confidence
Interval of the ...
Upper t df Sig. (2-tailed)

Pair 1 Post-test – 8.604 15.943 58 .000
pre-test
Pair 2 Post-test of 1.363 9.597 59 .000
confidence -
Pre-test of 1.310 9.226 59 .000
confidence
Pair 3 Post-test of
Fluency – 1.195 8.780 59 .000
pre-test of
Fluency
Pair 4 Post-test of
Pronunciation -
Pre-test of
Pronunciation

Table-4 lists the result of all the of freedom (df) is 59. All the T-tests
four T-tests that have been carried that have been performed showed the
out. The result of the first test has differences as positively significant at
been discussed already. The T-test the 99 percent confidence interval level.
concerning confidence has a Tvalue of Therefore, we can declare safely that all
9.597; the degree of freedom (df) here the hypotheses have been retained.
is 58. The T-test concerning fluency
has a Tvalue of 9.226 and the degree Significance of the Study
of freedom here is 59. The fourth pair Some of the benefits of the method
or the test concerning pronunciation of using text-to-speech software in
has a T-value of 8.780 where degree
conjugation with K-YAN projectors have

146 Indian Journal of Educational Technology
Volume 3, Issue 2, July 2021