Almost all of the students' scores are below the average. Therefore, in this case the mean is not a good representative of the central tendency of this sample. The median, on the other hand, is the value which is such that half the scores are above it and half the scores below. So in this example, the median is 8. There are four scores below and four above the value 8. So 8 represents the mid point or the central tendency of the sample.
Definition of duct. 1 : a bodily tube or vessel especially when carrying the secretion of a gland. 2a : a pipe, tube, or channel that conveys a substanceb : a pipe or tubular runway for carrying an electric power line, telephone cables, or other conductors.
Full Definition of VAGINA. 1. : a canal in a female mammal that leads from the uterus to the external orifice of the genital canal. 2.: a canal that is similar in function or location to the vagina and occurs in various animals other than mammals.See vagina defined for English-language learners.. : a canal in a female mammal that leads from the uterus to the external orifice of the genital canal. 2. : a canal that is similar in function or location to the vagina and occurs in various animals other than mammals.