In the past,75% of the tourists who visited Chattanooga went to see Rock City.The management of Rock City recently undertook an extensive promotional campaign.They are interested in determining whether the promotional campaign actually increased the proportion of tourists visiting Rock City.The correct set of hypotheses is A)H₀: P 0.75 H_a: P $\le$0.75 B)H₀: P

Question

In the past,75% of the tourists who visited Chattanooga went to see Rock City.The management of Rock City recently undertook an extensive promotional campaign.They are interested in determining whether the promotional campaign actually increased the proportion of tourists visiting Rock City.The correct set of hypotheses is A)H₀: P > 0.75 H_a: P $\le$0.75 B)H₀: P < 0.75 H_a: P $\ge$0.75 C)H₀: P $\ge$ 0)75 H_a: P < 0.75 D)H₀: P $\le$0.75 H_a: P > 0.75

Quizplus · Accepted Answer

The null hypothesis (H0) should state that there is no change or that the proportion is less than or equal to 0.75. The alternative hypothesis (Ha) should reflect the management's interest in an increase, so it should state that the proportion is greater than 0.75.

In the Past,75% of the Tourists Who Visited Chattanooga Went ≤\le≤

In the Past,75% of the Tourists Who Visited Chattanooga Went $\le$