A married couple that would like to have a baby is thinking of using an ovulation predictor test to determine when they should be sure to have intercourse and a home pregnancy testto determine if the woman is pregnant. At the website of a company that makes these tests (http://www.firstresponse.com/en/Journey-To-Pregnancy/Trying-To-Get-Pregnant/Articles/How-Ovulation-Tests-Help-You-Get-Pregnant – how_ovulation_tests_work (Links to an external site.)), they read that “Ovulation tests work by detecting … the increase of luteinizing hormone (LH) levels in urine“. On another part of the website (http://www.firstresponse.com/en/Products/Pregnancy/Early-Result-Pregnancy-Test – tab_faqs_tab (Links to an external site.)) they read, “The test detects human chorionic gonadotropin (hCG) in urine. hCG is the hormone your body produces during pregnancy. The couple asks you to explain how these tests can determine ovulation and pregnancy. Your prepared material must include