Can someone please help answer these question are due today 4/18/18 @ 9pm please Chapter 6, Section 3-HT, Exercise 157 Test whether patients getting
Can someone please help answer these question are due today 4/18/18 @ 9pm please
Chapter 6, Section 3-HT, Exercise 157
Test whether patients getting Treatment 1 are more likely to survive, if 63 out of 83 getting Treatment 1 survive and 30 out of 66 getting Treatment 2 survive.
(a) Find the relevant sample proportions in each group and the pooled proportion.
Round your answers to three decimal places.
p^1=
p^2=
p^=
(b) State the null and alternative hypotheses.
(c) Give the test statistic and the p -value
Round your answer for the test statistic to two decimal places and your answer for the p -value to three decimal places.
test statistic =
p -value =
What is the conclusion?
H0 .
Chapter 6, Section 3-CI, Exercise 154
Survival in the ICU and Infection
In the dataset ICUAdmissions, the variable Status indicates whether the ICU (Intensive Care Unit) patient lived (0 ) or died (1 ), while the variable Infection indicates whether the patient had an infection (1 for yes, 0 for no) at the time of admission to the ICU.
Use technology to find a 95% confidence interval for the difference in the proportion who die between those with an infection and those without. (pI-pN)
Click here for the dataset associated with this question.
Round your answers to three decimal places.
Confidence interval :
to
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