2. Historically, TOSHAMSONY, a manufacturer of LED TV sets is making the following percentage of its SALE. LED screen size Sale(%) To ascertain appropriate production of units for the next production cycle, the production manager took a random sample of 100 purchases during the current period and found out the following: LED screen size Sale(%) SMALL MEDIUM 40% LARGE 20% 40% SMALL MEDIUM LARGE 55% 35% 10% Test the NULL Hypothesis that the "Historical sales still prevails" using CHI-SQUARE GOODNESS-OF-FIT TEST. Significance level is 5%.

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