Question
QUESTION 14 Below are the stem length measurements (i.e. height in centimeter (cm)) of 15 randomly selected flowering plants out of 100 plants in David's
QUESTION 14
Below are the stem length measurements (i.e. height in centimeter (cm)) of 15 randomly selected flowering plants out of 100 plants in David's garden.
4, 11, 13, 14, 16, 16, 16, 16, 16, 22, 26, 29, 33, 33, 50.
To answer the question stated below: Use a known formula to answer the question stated below; and use the 15 numbers in an ascending order to find 20% trimmed mean.
Which of the following statements stated below is precisely correct based on the given information #1?
| A. | The trimmed mean equals 19.73 cm. | |
| B. | The trimmed mean value is less than the mean value. | |
| C. | The twenty percent trimmed mean eliminates two variables at both end of the ordered data set. | |
| D. | Answers A, B, and C are the right answer choices for this question. | |
| E. | None of the answers is the right answer choice for this question. |
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Elementary Statistics
Authors: Mario F. Triola
3rd Canadian Edition
032122597X, 978-0321225979
