Podcast
Questions and Answers
What is the formula to calculate the mean?
What is the formula to calculate the mean?
- Difference between the largest and smallest observed values
- Sum of observed values divided by the number of values (correct)
- Sum of observed values multiplied by the number of values
- Square root of the sum of squared observed values
If the values are 5, 7, 9, 11, and 13, what is the mean?
If the values are 5, 7, 9, 11, and 13, what is the mean?
- 11
- 10 (correct)
- 9
- 7
Which of the following is NOT a requirement for calculating the mean?
Which of the following is NOT a requirement for calculating the mean?
- The number of observed values must be known
- All observed values must be known
- The observed values must be sorted in ascending order (correct)
- The observed values must be numerical
If the mean of 5 values is 12, and one value is 20, what is the sum of the remaining 4 values?
If the mean of 5 values is 12, and one value is 20, what is the sum of the remaining 4 values?
Which of the following statements about the mean is true?
Which of the following statements about the mean is true?
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