Mathematics, 14.09.2019 01:10 MaeWolfe
12 approximately 1 in 14 men over the age of 50 has prostate cancer. the level of 'prostate specific antigen' (psa) is used as a preliminary screening test for prostate cancer 7% of men with prostate cancer do not have a high level of psa. these results are known as 'false negatives' 75% of those men with a high level of psa do not have cancer. these results are known as "false positives if a man over 50 has a normal level of psa, what are the chances that he has prostate cancer? a 7% b 25% c 5% d 07% 0.5%
Answers: 3
Mathematics, 21.06.2019 15:20, alaina3792
Which equation represents a circle with a center at (–3, –5) and a radius of 6 units? (x – 3)2 + (y – 5)2 = 6 (x – 3)2 + (y – 5)2 = 36 (x + 3)2 + (y + 5)2 = 6 (x + 3)2 + (y + 5)2 = 36
Answers: 3
Mathematics, 21.06.2019 16:00, emilyblaxton
Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7
Answers: 2
12 approximately 1 in 14 men over the age of 50 has prostate cancer. the level of 'prostate specific...
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