I have a workbook of questions, this doesnt have to be handed in, im just using it for revision, but it has no answers, so that doesnt help when i have no idea where to start or what type of question it is!!
So here it is feel free to help me lol
Twenty students were asked to fill in a questionnaire about their spending habits. The results are attached on a data sheet where 0 indicates males and 1 indicates female under Sex.
Under employment 0 indicates working and 0 indicates not working under Employment; and age is in years.
The Mean is £15.30
A) Calculate the amount spent on alcoholic drink using standard deviation.