PrincessKasumi
New member
- Apr 8, 2009
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with steps....? 1: 5 students took a test, and their scores ranged from a high of 100 to a low of 62. The median score was 80 and the average (arithmetic mean) of the scores was 81. Which of the following could be the other two scores?
70 and 93
81 and 82
63 and 100
Two of the above
All of the above
2: There are five blue marbles and five yellow marbles of the same size and weight in a jar. If you choose two marbles without looking, what is the probability that you will get two of the same colored marbles?
4/5
2/9
2/5
4/9
1/5
70 and 93
81 and 82
63 and 100
Two of the above
All of the above
2: There are five blue marbles and five yellow marbles of the same size and weight in a jar. If you choose two marbles without looking, what is the probability that you will get two of the same colored marbles?
4/5
2/9
2/5
4/9
1/5