please answer all 4 multiple choice questions!!!! thank you! will give thumbs up for answering all 4 questions

a) Which of the following measures are measures of dispersion? [2 points] OMinimumMaximumMedianOModeOCountORange b) Which TWO of the following descriptive statistics are applicable for nominal data? [2 points] OMinimumMaximumOMedianOModeOCountORange c) Which TWO of the following statements are correct about the k-means algorithm? [2 points] O k-means is a hierarchical clustering algorithm. O The value of k is one of the output values of k-means. O k-means associates a data point to the cluster with the closest centroid. O k-means adds a data point to the cluster with the closest outer boundary. O The number of output clusters, k, must be specified as input parameter. O The k-means algorithm can only be applied to nominal data. d) Given the following transactional data about ice-cream sales: What are the support and confidence values of the following two association rules? [4 points] Rule 1: Chocolate Sprinkles Rule 2: Sprinkles Chocolates Rule 1: 40% support and 100% confidence O Rule 2: 100% support and 40% confidence Rule 1: 40% support and 66% confidence Rule 2: 50% support and 40% confidence Rule 1:60% support and 66% confidence Rule 2:40% support and 50% confidence