Question: Basic statistics course is offered in NJCU and HCCC both. In a test, the average score of 50 NJCU students is 75 points and standard

Basic statistics course is offered in NJCU and HCCC both. In a test, the average score of 50 NJCU students is 75 points and standard deviation is 10 points where as for 45 HCCC students, these parameters are 72 points and 8 points respectively. Construct 94% confidence interval for the difference in the mean scores.

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