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.

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.

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.

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there has been genes found in the x chromosome of males that have been linked to [homo/hetero]sexuality. in addition to the reign of the x chromosome, a section of chromosome 8 has also been link to, "alot of ppl are so " these facts were proven true after a 2014 study of a gay male and his strait brother. according to newscientist.com,"chromosome 14 and is mainly active in the thyroid, but also the brain. called tshr, it makes a type of receptor protein that recognises and binds to a hormone that stimulates the thyroid. in this way, the gene plays an important role in controlling thyroid function. the fact that tshr seems to be involved in sexual orientation fits with evidence that thyroid function seems to be linked to sexuality."

in conclusion, "ppl are so gay" due to their genetics.