The data used in data mining typically come from that store huge amounts of data that have been prepared for data mining analysis by being cleaned of errors and redundancy.
a. information clearinghouses
b. data warehouses
c. data extractions
d. competitive intelligence sources
e. internet databases

Principals are an administration career

In 2018, laureen is currently single. she paid $2,800 of qualified tuition and related expenses for each of her twin daughters sheri and meri to attend state university as freshmen ($2,800 each for a total of $5,600). sheri and meri qualify as laureen’s dependents. laureen also paid $1,900 for her son ryan’s (also laureen’s dependent) tuition and related expenses to attend his junior year at state university. finally, laureen paid $1,200 for herself to attend seminars at a community college to her improve her job skills.what is the maximum amount of education credits laureen can claim for these expenditures in each of the following alternative scenarios? a. laureen's agi is $45,000.b. laureen’s agi is $95,000.c. laureen’s agi is $45,000 and laureen paid $12,000 (not $1,900) for ryan to attend graduate school (i.e, his fifth year, not his junior year).

Acollege registrar's office requires you to first visit with one of three advisors and then with one of two financial professionals. this system best described as which of the following? a. single server, single phase systemb. multiple server multiphase systemc. multiple server, cross phase systemd. single server, multiphase systeme. multiple server, single phase system