Posted by tiffy on Tuesday, October 5, 2010 at 5:00pm.
the sum of the hieghts of all the students in Mrs.Maloneys class is 1,472 in. The mean height is 5ft 4in how many students are in the class? (1ft = 12in)

math  Ms. Sue, Tuesday, October 5, 2010 at 5:02pm
1472 / 64 = ?

math  tiffy, Tuesday, October 5, 2010 at 5:12pm
so if the answer is 23 students would the answer to this
the median height is 5ft 2in how many students in mrs. maloneys class are 5ft 2in or taller? worked the same way the answer would be 23 also?

math  tiffy, Tuesday, October 5, 2010 at 5:15pm
the answer is 23 students

math  Ms. Sue, Tuesday, October 5, 2010 at 5:21pm
The median height is the height right in the middle. Half of the students are shorter than 5 ft., 2 in. Half are taller than that.
23/2 = 11.5
So 11 are shorter, 11 are taller, and one student is exactly 5 ft. 2 in.
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