**Exam Scores Analysis: Calculus Class**The following data are the final exam scores of the 15 students in a small calculus class:\[ \boxed{93 \quad 83 \quad 72 \quad 74 \quad 98 \quad 96 \quad 90 \quad 80 \quad 80 \quad 75 \quad 77 \quad 91 \quad 81 \quad 68 \quad 86} \]**1. Are these population or sample data?**- **Select an answer:** - Population - Sample**2. What is the range for this data set?**- **Range:** \[\_\_\_\_\_\_\]**3. What is the variance for this data set?** - Round your answer to three decimal places, if necessary.- **Variance:** \[\_\_\_\_\_\_\]**4. What is the standard deviation for this data set?** - Round your answer to three decimal places, if necessary.- **Standard Deviation:** \[\_\_\_\_\_\_\]

Solution Given data repersent the score in a small calculus class.

The following data are the final exam scores of the 15 students in a small calculus class. 93 83 72 74 98 96 90 80 80 75 77 91 81 68 86 Are these population or sample data? Select an answer What is the range for this data set? What is the variance for this data set? Round your answer to three decimal places, if necessary. What is the standard deviation for this data set? Round your answer to three decimal places, if necessary.

The following data are the final exam scores of the 15 students in a small calculus class. 93 83 72 74 98 96 90 80 80 75 77 91 81 68 86 Are these population or sample data? Select an answer What is the range for this data set? What is the variance for this data set? Round your answer to three decimal places, if necessary. What is the standard deviation for this data set? Round your answer to three decimal places, if necessary.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 7E

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