Which of the following is a disadvantage to using equations? CHECK ALL THAT APPLY (select more than 1 answer)

A. without a table or graph, you might forget what an equation represents

B. Equations are not possible with complicated problems

C. They are always the most difficult to use

D. They have to be used alone

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Aresearch study is studying the effects of a new drug for osteoporosis alzheimer's disease (ad) for women above the age of 65 years. a group of individuals with osteoporosis is randomized into two groups. one group is treated conventionally, and the second group is treated with the new medication. assessments are made at 3, 6, 12, 36, and 48 months. the conventionally treated group is assessed for ad using a serum blood test, and the treatment group is assessed for ad using a pet radiotracer that binds to beta-amyloid plaques. in comparing these 2 trial arms, the authors of the study may encounter which type of bias? a. selection bias on the risk of developing b. measurement bias c. confounding bias d. recall bias e. lead-time bias

(apex) on the planet kudzu, the probability that a bird is green is 0.30. the probability that the bird is green given that the bird is female is 0.30. which statement is true?