Sophia statistics final milestone Study guides, Class notes & Summaries
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Sophia Statistics Final Milestone (Complete) Latest Review 2023 Practice Questions and Answers, 100% Correct with Explanations, Highly Recommended, Download to Score A+
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Sophia Statistics Final Milestone (Complete) Latest Review 2023 Practice Questions and Answers, 100% Correct with Explanations, Highly Recommended, Download to Score A+ 
Sukie interviewed 125 employees at her company and discovered that 21 of them planned to take an extended 
vacation next year. She finds that the proportion of people taking extended vacations nationally is 15%. 
The z statistic for this data is __________. 
-0.56 
-0.45 
0.56 
0.45 
RATIONALE 
6/29/2020 Sophia :: Welcome 

To m...
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Sophia Statistics Final Milestone Latest Verified Review 2023 Practice Questions and Answers for Exam Preparation, 100% Correct with Explanations, Highly Recommended, Download to Score A+
- Exam (elaborations) • 21 pages • 2023
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Sophia Statistics Final Milestone Latest Verified Review 2023 Practice Questions and Answers for Exam Preparation, 100% Correct with Explanations, Highly Recommended, Download to Score A+ 
Which of the following statements about the stack plot is true? 
 
 
There were more male students in the age group 19-21 than in the age group 15-17. 
 
 
There were more male students than female students in the age group 19-21. 
 
 
There were more female students in the age group 17-19 than in any other a...
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Sophia Statistics Final Milestone.
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This chart shows the number of students of different age groups who participated in a quiz. 
 
Which of the following statements about the stack plot is true? 
 
There were more male students in the age group 19-21 than in the age group 15-17. 
 
There were more male students than female students in the age group 19-21. 
 
There were more female students in the age group 17-19 than in any other age group. 
 
There were more students in the age group 15-17 than in any other age group. 
RATIONALE ...
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Sophia Introduction to Statistics Final Milestone
- Exam (elaborations) • 67 pages • 2022
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Sophia Introduction to Statistics Final Milestone 
(Below is a compilation of all questions for Final Milestone. The answers are 100% correct, and it 
guaranteed to earn you a perfect score in this unit. For a faster search, just hit on ctrl f on windows, or 
command f on mac. Good luck!) 
You passed this Milestone 
25 questions were answered correctly. 
1 
What is the probability of NOT rolling a four when rolling a six sided die? 
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• 
RATIONALE 
Recall that the probability of a...
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Sophia Statistics Final Milestone 2 (Complete) Latest Review 2023 Practice Questions and Answers, 100% Correct with Explanations, Highly Recommended, Download to Score A+
- Exam (elaborations) • 21 pages • 2023
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Sophia Statistics Final Milestone 2 (Complete) Latest Review 2023 Practice Questions and Answers, 100% Correct with Explanations, Highly Recommended, Download to Score A+ 
Which of the following statements about the stack plot is true? 
There were more male students in the age group 19-21 than in the age group 15-17. 
There were more male students than female students in the age group 19-21. 
There were more female students in the age group 17-19 than in any other age group. 
There were more stu...
Too much month left at the end of the money?
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Sophia Statistics Final Milestone
- Exam (elaborations) • 22 pages • 2022
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Sophia Statistics 
Final Milestone. Which of the following statements about the stack plot is true? 
There were more male students in the age group 19-21 than in the age group 15-17. 
There were more male students than female students in the age group 19-21. 
There were more female students in the age group 17-19 than in any other age group. 
There were more students in the age group 15-17 than in any other age group. 
RATIONALE 
If we note that the greatest area for the girls is the longest dar...
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Sophia Statistics Final Milestone
- Exam (elaborations) • 24 pages • 2023
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A researcher has a table of data with 5 column variables and 4 row variables. 
The value for the degrees of freedom in order to calculate the statistic is __________. 
 
4 
 
19 
 
20 
 
12 
RATIONALE 
Recall to get the degrees of freedom we use df = (r-1)(c-1) where c and r are the number of rows and 
columns. This means df = (5-1)(4-1) = 4*3 =12. 
 
Sophia :: Welcome 8/28/20, 4(24 PM 
 

CONCEPT 
Chi-Square Test for Association and Independence 
2 
Mrs. Pellegrin has weighed 5 packages of chee...
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Sophia Statistics Final Milestone
- Exam (elaborations) • 22 pages • 2023
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Which of the following statements about the stack plot is true? 
 
There were more male students in the age group 19-21 than in the age group 15-17. 
 
There were more male students than female students in the age group 19-21. 
 
There were more female students in the age group 17-19 than in any other age group. 
 
There were more students in the age group 15-17 than in any other age group. 
RATIONALE 
If we note that the greatest area for the girls is the longest darker region, this occurs in t...
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Sophia Statistics Final Milestone,..
- Exam (elaborations) • 20 pages • 2023
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Sukie interviewed 125 employees at her company and discovered that 21 of them planned to take an extended 
vacation next year. She finds that the proportion of people taking extended vacations nationally is 15%. 
 
The z statistic for this data is __________. 
 
-0.56 
 
-0.45 
 
0.56 
 
0.45 
RATIONALE 
 
6/29/2020 Sophia :: Welcome 
 

To make things a little easier, let's first note the denominator 
We can now note that 
 
Finally, subbing all in we find 
 
CONCEPT 
Z-Test for Population Pro...
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Sophia Statistics Final Milestone
- Exam (elaborations) • 17 pages • 2023
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Several scientific and statistical studies have been done to determine whether or not pollutants in soil increase the incidence of cancer. A study 
based on many previous studies summarizes that there is no link between pollutants in soil and cancer. 
This kind of statistical study is called a __________. 
 
Retrospective study 
 
Matched-pair design 
 
Clinical trial 
 
Prospective study 
RATIONALE 
Since the data has already been collected it is called a retrospective study design. 
CONCEPT 
P...
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