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Bob receives scores of 65, 70, 75, 78 and 112. What is the median test score?
(a) 75 (b) 78 (c) 80 (d) 78
Read Solution (Total 10)
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- (a) 75
in ascending order: 65,70,75,78,112
middle number is 3rd i.e 75
so, median = 75 - 10 years agoHelpfull: Yes(27) No(1)
- Rakesh is correct because Median means denoting or relating to a value or quantity lying at the midpoint of a frequency distribution of observed values or quantities, such that there is an equal probability of falling above or below it.
- 10 years agoHelpfull: Yes(14) No(1)
- c median for odd is N+1/2
- 9 years agoHelpfull: Yes(3) No(1)
- The median is the value in a group of numbers that separates the upper half from the lower half, so that there are an equal number of values above and below it.
- 9 years agoHelpfull: Yes(2) No(0)
- c.80
average of 65,70,75,78,112=80 - 10 years agoHelpfull: Yes(1) No(16)
- 65+70+75+78+112=400 400/5=80
- 9 years agoHelpfull: Yes(1) No(5)
- median test score is total/5=75
- 9 years agoHelpfull: Yes(0) No(2)
- C
bcz median means avg. of all those no.s
- 9 years agoHelpfull: Yes(0) No(4)
- so ans. is 75
- 9 years agoHelpfull: Yes(0) No(0)
- Median of a set of numbers is the one who have equal no. of no. lesser and equal, for example, here two least values are 65 and 70 and two larger values are 78 and 112 so the median must lie bn 78 and 70
so answer is 75 - 8 years agoHelpfull: Yes(0) No(0)
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