MATH 110 M4 Exam Requires Respondus LockDown Browser Webcam Introduction to Statistics, Portage Learning

8/15/2020 M4: Exam- Requires Respondus LockDown Browser: Introduction to Statistics- Lagios


M4: Exam- Requires Respondus LockDown Browser
Due No due date Points 50 Questions 5 Time Limit 90 Minutes
Requires Respondus LockDown Browser




Attempt History
Attempt Time Score
LATEST Attempt 1 54 minutes 47 out of 50




Score for this quiz: 47 out of 50
Submitted Aug 10 at 10:08pm
This attempt took 54 minutes.


Question 1 pts


You may find the following files helpful throughout the exam:

Statistics_Equation_Sheet
(https://previous.nursingabc.com/upload/images/Help_file_picture/Statistics_Equation_Sheet.pdf)

Standard Normal Table
(https://previous.nursingabc.com/upload/images/Help_file_picture/standardnormaltable.pdf)




In a large shipment of clocks, it has been discovered that 15 % of the clocks
are defective. Suppose that you choose 9 clocks at random. What is the
probability exactly 2 of the clocks are defective.


Your Answer:

n=9, x=2, p=.15




f(2)= 9

f(1)=.367

f(0)=.231
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, 8/15/2020 M4: Exam- Requires Respondus LockDown Browser: Introduction to Statistics- Lagios

.259+.367+.231=.857




Question 2 pts


You may find the following files helpful throughout the exam:

Statistics_Equation_Sheet
(https://previous.nursingabc.com/upload/images/Help_file_picture/Statistics_Equation_Sheet.pdf)

Standard Normal Table
(https://previous.nursingabc.com/upload/images/Help_file_picture/standardnormaltable.pdf)




Find each of the following probabilities:

a. Find P(Z ≤ -0.87) .



b. Find P(Z ≥ .93) .



c. Find P(-.59 ≤ Z ≤ -.36).

Your Answer:




c.




This study source was downloaded by 100000846744270 from CourseHero.com on 06-14-2023 04:46:00 GMT -05:00

https://nursingabc.instructure.com/courses/169/quizzes/6725?module_item_id=41988 2/8
https://www.coursehero.com/file/66556152/M4-Exam-Requires-Respondus-LockDown-Browser-Introduction-to-Statistics-Lagiospdf/