Mathematics, 01.09.2020 21:01 fordkenae
To test the effectiveness of a new drug, a researcher gives one group of patients the new drug and
another group a placebo. Results are shown below:
Medication
Effective
Not effective
Active Drug
151
25
Placebo
12
33
Is the proportion of patients who showed effectiveness of active drug significantly higher than the
proportion of patients who showed effectiveness in placebo group? Use alpha=0.05.
The approximate z test statistic for this test can be:
Answers: 1
Mathematics, 21.06.2019 17:10, ivilkas23
The frequency table shows a set of data collected by a doctor for adult patients who were diagnosed with a strain of influenza. patients with influenza age range number of sick patients 25 to 29 30 to 34 35 to 39 40 to 45 which dot plot could represent the same data as the frequency table? patients with flu
Answers: 2
Mathematics, 21.06.2019 18:50, beeboppity
7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?
Answers: 3
To test the effectiveness of a new drug, a researcher gives one group of patients the new drug and...
English, 21.10.2020 04:01
Mathematics, 21.10.2020 04:01
Mathematics, 21.10.2020 04:01
History, 21.10.2020 04:01
Mathematics, 21.10.2020 04:01