If there are 60 return transactions and 150 sales transactions in a month, what is the proportion of return transactions to all monthly transactions?

A new business, CoolIT, sells items to keep you cool when outside. Its products include coolers, generators, floats, and other water accessories designed to beat the heat. It opened the store at the beginning of June. Management has asked the following question: Is the average sale during the first 100 days of business different than the average sale during the second 100 days of business? A business analyst used the Excel Data Analysis ToolPak to create the following hypothesis test. Should the business analyst conduct a one-tailed or two-tailed hypothesis test to evaluate management’s question?

Which numerical data type has an absolute zero?

What term refers to the willingness and ability to specify business questions, extract high quality data, analyze the data and report the results?

Which predictive analytics technique would be used to predict the interest rate given from a lender (bank) to a borrower?

Dashboards showing current company performance are usually associated with what type of updating?

Which type of analysis is generally associated with predictive analytics?

A new business, CoolIT, sells items to keep you cool when outside. Its products include coolers, generators, floats, and other water accessories designed to beat the heat. One of its most popular products, a solar cooler, was redesigned after two years of being on the market. CoolIT would like to know if monthly sales were higher for the redesigned model. CoolIT has 24 months of sales for the original model and 24 months of sales for the redesigned model. What would be the appropriate test statistic to see if the average monthly sales were different?

What is the 75^th percentile in the chart shown below?

What term is used to refer to the accuracy, validity and consistency of data used and stored over time?