What’s wrong with these questions: Skyfall is a great film. Do you agree? How old are you? How often do you pick your nose?
What’s wrong with this questions: How many times do you look at the maths blog: A lot  Sometimes  Not very often 
What’s wrong with this questions:What type of films do you like:Thriller Romance Horror Science fiction 
What’s wrong with these questions:What is your age:Under 18  18-20  20-25  Over 25  How many times a week do you look at the maths blog: Once a week  Twice a week  More than three times a week 
Avoid:• Embarrassing questions• Leading questions• Subjective answers (a lot etc.)Do:• Cover all the options• - but only once!• Make it easy to answer