{"task": {"agent_timeout": 600, "task": "dacode-data-sa-049", "verifier_timeout": 600, "instruction": "All input files are under `/app`. Save your output file(s) under `/app/output`.\n\nConduct a t-test to compare the average ratings of free and paid apps to determine if there is a significant difference. Use a significance level of 0.05. Based on the p-value, choose the appropriate conclusion between \"Reject the null hypothesis: Free apps have a higher average rating than paid apps.\" and \"Fail to reject the null hypothesis: No significant difference in ratings between free and paid apps.\" Provide your answer in the following format:\n\n\"\"\"\n{\n    \"T-Statistic\": [...],\n    \"P-value\": [...],\n    \"result\": [...]\n}\n\"\"\"\nSave the json answer in `/app/output/answer.json`.", "memory": "4096m", "runnable": false, "difficulty": "medium", "language": "", "cpus": 1, "instruction_truncated": false, "category": "data-science", "compose": false, "has_solution": true, "oracle": null, "docker_image": "", "taskset": "dacode", "tags": ["data-processing", "coding", "data", "data-sa"]}, "runs": []}