Mathematics, 23.11.2019 17:31, NetherisIsTheQueen
Mark is conducting an experiment on how a new medicine can treat patients suffering from the flu. he has 3 groups of patients who are infected with the same flu strain, with 7 patients in each group. he gives the medicine to all of the patients in one group. the treated patients experienced an improvement in their symptoms, and the patients in the untreated groups have not. is there a sampling bias in the situation above? a. no, all 3 groups have the same number of patients who all suffer from the same flu strain. b. yes, the medicine may not work on the patients in the other two groups. c. yes, the patients in the other 2 groups have different strains of the flue than the treated patients. d. there is not enough information to determine if the sample is biased.
Answers: 1
Mathematics, 21.06.2019 21:30, aesmithswhs
If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.
Answers: 1
Mathematics, 22.06.2019 00:00, chaseking120418
If (x + 8) is a factor of f(x), which of the following must be true? both x = β8 and x = 8 are roots of f(x). neither x = β8 nor x = 8 is a root of f(x). f(β8) = 0 f(8) = 0
Answers: 3
Mathematics, 22.06.2019 00:50, india336
To diagonalize an nxn matrix a means to find an invertible matrix p and a diagonal matrix d such that a pdp d p ap or [1 3 dh epap 3 let a=-3 -5 -3 3 3 1 step 1: find the eigenvalues of matrix a "2's" step 2: find the corresponding eigenvectors of a step 3: createp from eigenvectors in step 2 step 4 create d with matching eigenvalues.
Answers: 3
Mark is conducting an experiment on how a new medicine can treat patients suffering from the flu. he...
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