a phone company offers two monthly plans. plan a costs $11 plus an additional $0.17
for each m...
Mathematics, 09.07.2019 23:20 kaziyahf2006
a phone company offers two monthly plans. plan a costs $11 plus an additional $0.17
for each minute of calls. plan b costs $16 plus an additional $0.13 for each minute of calls.
for what amount of calling in minutes do the two cost the same?
what is the cost when the two plans cost the same?
Answers: 1
Mathematics, 22.06.2019 01:10
Stefania pours 2 liters of orange juice and 1.5 liters of pineapple juice into a punch bowl. how many liters are in the punch bowl?
Answers: 1
Mathematics, 22.06.2019 02:30
Researchers are conducting experiments to determine the role of alcohol in the development of depression. after the study is complete, they determine that the relative risk of developing depression is 1.55 with a 95 % ci of 1.2 -1.9. each group is then divided into nonsmokers and smokers. the relative risk for the nonsmokers is 1.12 with a 95% ci of 0.87-1.37. the relative risk for the smokers is 1.7 with a 95 % cl of 1.5-1.9. what type of bias may affect this study? a. procedure bias b. recall bias c. selection bias d. confounding e. lead-time bias
Answers: 2
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