Members of a gym were asked what kind of training they do. Each responder only did one kind of training. The table shows the results.
How many gym members were asked altogether?
How many members do weight training?
What percentage of the gym members do weight training?
Plan and conduct surveys and experiments using the statistical enquiry cycle:– determining appropriate variables and measures;– considering sources of variation;– gathering and cleaning data;– using multiple displays, and re-categorising data to find patterns, variations, relationships, and trends in multivariate data sets;– comparing sample distributions visually, using measures of centre, spread, and proportion;– presenting a report of findings
Evaluate statistical investigations or probability activities undertaken by others, including data collection methods, choice of measures, and validity of findings