firman Rizaldi - Academia.edu (original) (raw)

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Papers by firman Rizaldi

Research paper thumbnail of TAVR in Bicuspid Valve With Pure Aortic Regurgitation

JACC: Cardiovascular Interventions

Research paper thumbnail of An Experimental Study: Cartoon Videos as Media Instruction on Students Speaking Ability

Indonesian Journal of Integrated English Language Teaching

The main focus of this research is to investigate whether there was a significant difference in t... more The main focus of this research is to investigate whether there was a significant difference in the speaking ability between the tenth grade students of SMA N 1 Kampar Timur. This research was classified as a quasi-experimental study. It involved 65 students of two groups, Class X MIPA 5 as the experimental group and Class X MIPA 6 as the control group. The experimental group was taught by using cartoon videos, whereas the control group was taught by using the textbook-based technique. The data were obtained by using a pre-test and a post-test. The pre-test was given to both groups before the treatment and the post-test was given after the treatment. The data of the pre-test and post-test of both groups were analyzed by using descriptive and inferential statistics. The data were calculated by using a computer program, SPSS 25 for Windows. After the data were tested and found to be homogeneous and normal, the hypothesis was tested using the Kolmogrov-Smirnov test. The results of the ...

Research paper thumbnail of TAVR in Bicuspid Valve With Pure Aortic Regurgitation

JACC: Cardiovascular Interventions

Research paper thumbnail of An Experimental Study: Cartoon Videos as Media Instruction on Students Speaking Ability

Indonesian Journal of Integrated English Language Teaching

The main focus of this research is to investigate whether there was a significant difference in t... more The main focus of this research is to investigate whether there was a significant difference in the speaking ability between the tenth grade students of SMA N 1 Kampar Timur. This research was classified as a quasi-experimental study. It involved 65 students of two groups, Class X MIPA 5 as the experimental group and Class X MIPA 6 as the control group. The experimental group was taught by using cartoon videos, whereas the control group was taught by using the textbook-based technique. The data were obtained by using a pre-test and a post-test. The pre-test was given to both groups before the treatment and the post-test was given after the treatment. The data of the pre-test and post-test of both groups were analyzed by using descriptive and inferential statistics. The data were calculated by using a computer program, SPSS 25 for Windows. After the data were tested and found to be homogeneous and normal, the hypothesis was tested using the Kolmogrov-Smirnov test. The results of the ...

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