The average body mass index of the pupils under the feeding program is not different from 9.5 kg. What is the null hypothesis? = 9.5 kg is not equal to 9.5 kg 1 point < 9.5 kg > 9.5 kg The average age of bus drivers in Bacolod city is 35.2 years. What type of Z-test is required? One-Tail Test Two-Tail Test Both Other: * 1 point The average content of Coke is 1 point not less than 300ml. What type of Z-test is required One-Tail Test Two-Tail Test Census reported that 32% of 1 point the population were not married. The random sample is 600 people. The census found out that 20% of them were living together but not married. Test at 95% confidence level if the current percentage of unmarried couples is different from 32%. What is the null hypothesis? the current percentage of unmarried couples 32% the current percentage of unmarried couples is different from 32% the current percentage of unmarried couples is greater than 32% the current percentage of unmarried couples is less than from 32%