Diana is costing her new employer $1000 a month in benefits and salary. Her first months sales were disappointing. She offers piercings in 3 categories. Category I, II, III and cost $35, $55, $75 for stainless steel and $55, $85, $120 for gold. Diana sold five category I, two category II, and three category III in stainless steel and one for each category in gold.Find the datavalues, the meanvalues for each data point, subtract the data points from the mean and give the square of each.
Add all the squared values together to determine n-1 value. Find the varianceand the standard deviation.
This solution is comprised of detailed step-by-step calculations and analysis of the given problem related to Statistics and provides students with a clear perspective of the underlying concept.