MAT 243 Module 2 Quiz 2

JPG

School

Southern New Hampshire University *

*We aren’t endorsed by this school

Course

243

Subject

Statistics

Date

Feb 20, 2024

Type

JPG

Pages

1

Uploaded by ChancellorKnowledgePheasant25

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Question 3 3 / 3 points For a Student’s t-distribution with mean 0, standard deviation 1, and degrees of freedom 49, which of the following Python lines outputs the critical value a if P(t<a)=0.135? Note: ais a constant. Select one. import scipy.stats as st print(st.t.cdf(0.135, 49, 0, 1)) import scipy.stats as st print(st.t.pdf(0.135, 49, 0, 1)) o import scipy.stats as st print(st.t.ppf(0.135, 49, 0, 1)) import scipy.stats as st print(st.t.sf(0.135, 49, 0, 1)) Question 4 3 / 3 points For a Normal distribution with mean 5 and standard deviation 2, which of the following Python lines outputs the probability Px>7)7 Select one. import scipy.stats as st print(st.norm.cdf(7, 5, 2)) o import scipy.stats as st print(st.norm.sf(7, 5, 2)) print(normal(7, 5, 2)) import scipy.stats as st print(st.norm.pdf(7, 5, 2)) Question 5 3 / 3 points The shaded region under a Normal distribution with mean O and standard deviation 1 (Standard Normal distribution) is shown. Which of the following is the best choice that corresponds to the shaded region? Select one.
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