Question: Question 1 A health service provider asserts that the average monthly payment from individual customers is RM 400 with a standard deviation of RM 25.

Question 1 A health service provider asserts that the average monthly payment from individual customers is RM 400 with a standard deviation of RM 25. A random sample of 50 customer bills for a given month reveals a mean of RM 250 and a standard deviation of RM 15. What conclusions can be drawn regarding the service provider's claim? Question 2 Based on the available data, it is noted that 400 out of 850 customers opted for online medicine products purchases. Can we infer that a significant portion of the customer base is shifting towards online shopping, even for medicinal products?

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