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The media centre posters: Knicks measured the ability to pronounce English words, and the assessment of customer satisfaction. Analyze data with statistics to find the average standard deviation.

Four media including posters Knicks. A measure of the ability to pronounce English words. And satisfaction The data were analyzed to determine the average. Standard deviation And test their ability to pronounce English words before and after the test by testing one by one.

Including the media phonic Poster The test in the pronunciation of English vocabulary and the evaluation of satisfaction Analyzed to find the mean and standard deviation