Question: Please solve the question in a clear line and quickly Question No. 7: 17 Marks An educator claims that the average salary of part timer

Please solve the question in a clear line and quickly

Question No. 7: 17 Marks An educator claims that the average salary of part timer teachers in BUC is less than 50 RO per day. A random sample of 9 teachers is selected and has mean 45 RO with standard deviation is 5 RO. Test the educator's claim at a = 0.10

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