2. The owner of a factory that sells a particular bottled fruit juice claims that the average capacity of their product is 250ml. To test the claim, a consumer group gets a sample of 100 such bottles, calculates the capacity of each bottle, and then finds the mean capacity to be 248ml. The population standard deviation is 5ml. Is the claim true? Use level of significance 0.05 (Write your answer at the back part of the paper)

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