statistics question

7. A social researcher investigated the crime rates amongst young people in the UK. They went into 2 schools in London and overall gave questionnaires to 30 young people to complete. The young people completed the answers to the questionnaires in the classroom, with the teacher and the researcher present. The first question in the questionnaire was as follows: Have you ever oommltted a crime? Yes or No a) In your opinion, in the research described above, will the sample be representative? Explain your answer [2 marks} b) In your opinion, was the research method an appropriate method to choose? Explain your answer {2 marks) c) Name, describe andiustify another research method which could be used to investigate crime rates amongst young people in UK. {2 marks) d) In your opinion, is the question asked to the young people a valid question? Explain your answer {2 marks) e) Write a different question which could be used in the questionnaire {2 marks)