Hi can you help me to answer all of this? Thank youu

Activity 1: State the null hypothesis and the alternative hypothesis in notation form and identify the type of test in the following scenarios. 1. The number of defective cellphones produced by the companyr is not equal to 15 units a dayr as claimed by the manager of the company. 2. A random sample of 50 working students was taken to determine whether the average age of working students in Para naque City is different from 19 years old. 3. It is claimed that the percentage of viewers tuned to Channel 7's new sitcom is 35%. Out of the 300 viewers randomly selected only 25% are tuned to Channel 7's new sitcom. Can it be claimed that the percentage of viewers in Channel 7's sitcom is less than 35%? I. The mean annual income of teacher I faculty members in public school is greater than P2!!! 000. 5. The percentage of women who run for a national position in the government is not 30% as claimed by a researcher. Given a parameter below. Make your own hypothesis and state the null and alternative hypothesis. Group 1: population proportion is 15% Group 2: population mean is 50 Group 3: population mean is 150 Group 4: population mean is 60 Group 5: population proportion is 0.80 Group 6: population mean is 95