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

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Can someone please help answer these question are due today 4/18/18 @ 9pm please

Chapter 6, Section 3-HT, Exercise 157

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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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