Insensitivity to sample size about 45 babies are born each day, and in the smaller hospital about 15 babies are born each day. As you know, about 50% of all babies are boys. However, the exact percentage varies from day to day. Sometimes it may be higher than 50%, sometimes lower. For a period of 1 year, each hospital recorded the days on which more than 60% of the babies born were boys. Which hospital do you think recorded more such days? 56% of subjects chose option 3, and 22% of subjects respectively chose options 1 or 2. However, according to sampling theory the
Year-to-date that the property brought in $1000 of rental income during the period April 1 through June 30, 2008 (= the ytd period for the property). Comparing YTD measures can be misleading if not much of the year has occurred, or the date is not clear. YTD measures are more sensitive to early changes than late changes. Contrast YTD with the concept of 12-months-ending (or Year-ending), which are more resistant to seasonal influences. Example: to calculate year-to-date Invoicing for a company, invoice totals for each previous month of the current year are added to total invoices for the current month to