Question Q2. Formulate the null and the alternative hypothesis and show which one of those statementis the claim or the research hypothesis. (a) It is claimed that the time needed to prepare German chocolate cake of diameter 25 cm is110 mins. (b) Survey showed that more than 69% of oil companies employees are concern about theirhealth. (c) A poll showed that less than 65% of college students are satisfied with their learning process. (e) It is claimed that the average weight of adults in Dammam between age 18 – 21 is not less than 55 kg.