The manufacturer of an over-the-counter heartburn relief medication claims that its product brings relief in less than 3.5 minutes, on average. To be able to make this claim, the manufacturer was required by the FDA to present statistical evidence in support of the claim. The manufacturer reported that for a sample of 50 heartburn sufferers, the mean time until relief was 3.3 minutes and the population standard deviation was 1.1 minutes. Calculate the appropriate test statistic to test the hypotheses when using the critical value rule.

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The Answer of The manufacturer of an over-the-counter heartburn relief medication claims that its product brings relief in less than 3.5 minutes, on average. To be able to make this claim, the manufacturer was required by the FDA to present statistical evidence in support of the claim. The manufacturer reported that for a sample of 50 heartburn sufferers, the mean time until relief was 3.3 minutes and the population standard deviation was 1.1 minutes. Calculate the appropriate test statistic to test the hypotheses when using the critical value rule.

The Manufacturer of an Over-The-Counter Heartburn Relief Medication Claims That