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MATHS 399N Statistics Midterm Exam 1 Practice Questions and Answers Chamberlain University $14.49   Add to cart

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MATHS 399N Statistics Midterm Exam 1 Practice Questions and Answers Chamberlain University

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  • MATH 399N
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  • MATH 399N

MATHS 399N Statistics Midterm Exam 1 Practice Questions and Answers Chamberlain University

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  • August 13, 2024
  • 15
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • MATH 399N
  • MATH 399N
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lOMoAR cPSD| 42147428




MATHS 399N Statistics Midterm
Exam 1 Practice Questions and
Answers Chamberlain University

, lOMoAR cPSD| 42147428




Mid-Term

1. A study took a random sample of adults and asked them about their driving
habits. The data showed that people who texted while driving were more
likely to be involved in a traffic accident than those who do not text while
driving.

Is the study observational or experimental? If it is an experiment, what is the
controlled factor?

Select the correct answer below:

The study is an observational study.
The study is an experiment. The controlled factor is the occurrence of traffic accidents.
The study is an experiment. The controlled factor is the survey.
The study is an experiment. The controlled factor is texting while driving.



2. IQ scores were gathered for group of college students at a local
university. What is the level of measurement of the data?

Select the correct answer below:

nominal
ordinal
interval
ratio



3. Matthew wants to estimate the mean height of students attending his
college. He records the heights of 100 randomly selected students attending
the college. What is the sample?

Select the correct answer below:

the mean height of the randomly selected students
the mean height of all students attending the college
the 100 randomly selected students
all the students attending the college
the heights of the randomly selected students

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