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The first quartile of a data set is 2.5.
Which statement about the data values is true?
One fourth of the values are less than or equal to 2.5, and three fourths of the values are above 2.5.
Half of the values are less than or equal to 2.5, and half of the values are more than 2.5.
Three fourths of the values are less than or equal to 2.5, and one fourth of the values are above 2.5.
One fourth of the values are less than or equal to 2.5, and half of the values are above 2.5.

Respuesta :

texaschic101
the first quartile represents 25%....or 1/4 of the data
2nd quartile represents 50%..or 2/4
3rd quartile represents 75%...or 3/4

so if the 1st quartile is 2.5.....1/4 of the values are less then or equal to 2.5, and 3/4 of the values are above 2.5

First statement is true.

One fourth of the values are less than or equal to 2.5, and three fourths of the values are above 2.5.

  • The first quartile (Q₁) is defined as the middle number between the smallest number (minimum) and the median of the data set. It is also known as the lower or 25th empirical quartile, as 25% of the data is below this point.
  • The first quartile , is located such that 25 percent of the data lie below first quartile and 75 percent of the data lie above first quartile.

Therefore, The first quartile of a data set is 2.5. this statement represent that One fourth of the values are less than or equal to 2.5, and three fourths of the values are above 2.5.

Learn more:

https://brainly.com/question/15794502

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