(b) A manager of a recreational club would like to compare the satisfaction level between their male and female customers towards the services and facilities provided by their club. In line with this,...

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Extracted text: (b) A manager of a recreational club would like to compare the satisfaction level between their male and female customers towards the services and facilities provided by their club. In line with this, 20 male customers and 25 female customers were interviewed to check their satisfaction level towards the services and facilities. It was revealed that the mean satisfaction level for male customers is 6 and for females is 7. Meanwhile, the standard deviation of the satisfaction level of male and female consumers is 1.9 and 2.5 respectively. At a 5% significance level, do the male customers' satisfaction level differ from the female customers' satisfaction level?