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The median score on a test is 90 is it possible to add two more scores to the data and still have a median score of 90 explain?
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What else can I help you with?
What does the median score mean?
the number that is in the middle of that particular set of numbers.
What is a median score?
the sum of the scores divided by the number of scores submitted
The mean of 5 different scores is 10 what are the largest and smallest possible values for the median if all test scores must be whole numbers?
If scores of zero are permitted, the lowest median is 2 as in (0,1,2,3,44) and the highest median is 10 as in (8,9,10,11,12). If a zero score is not permitted, then the lowest median is 3 as in (1,2,3,4,40).
What is the difference between the Mean score and the Median score?
mean and median scores. mean is an average of all the scores added together divided by the number of entries. median is the number found in the middle, when catogorized from least or greatest or vice versa. it doesnt matter which way its sorted. the middle number's still the same.
What is the average median IQ for a Sixty year old American female?
You need to decide whether you want the average or the median. An average is a measure of the central tendency of a group of scores that takes into account the value of each and every score in the group. A median identifies which score is half-way between the lowest and the highest scores.
What measure of central tendency is the exact middle score?
The "median" is the exact middle score, or the average of the two middle scores if there are an even number of data points.
What is the statistical difference between a mean and a median?
Mean and median are two of the measures of central tendency. They are numbers that give you information about a group of scores. This is important, because you can't very well go around reciting all the scores of a given sample whenever you need to look at or use the sample. The mean is another term for simple average. You add up all the individual scores, and then divide the sum by the number of scores. If your scores are:1, 2, 3, 6, 8, 14, and 90 then you take their sum, 124, and divide it by 7, the number of scores. You get 17.71, the mean. The mean takes into account the value of every single score. This means that the value of every single score "pulls" the mean toward itself. If any value changes, the mean changes. The median is the score that divides the collection of scores in such a way that half the scores are smaller, and half the scores are larger. Using the same scores above, (they have to be in order) you see that 6, the middle score, divides the group of scores in this way. Three scores are lower, and three are higher. So 6 is the median score. When you have an even number of scores, go half-way between the two middle-most scores. You can see that you could change the actual values of the scores in any number of ways, and still have the same median. This may seem odd, but there may be times when you want your 'estimate' of the population value to be "higher than correct" no more often than it is "lower than correct".
Is the median and the mode of a set of data always the same?
No, because the mode is the most common score, and does not necessarily represent the middle point of the scores, which is the median. For example: 1, 1, 1, 2, 3, 4, 5, 6, 7 In this set of data the mode is 1 but the median (the 5th score in this example) is 3.
What is the SAT score required to get into Texas Tech University?
55% of incoming freshmen had SAT verbals over 600. 66% had SAT math scores over 600. This would seem to show that the median verbal score is something close to 600, and that the median math score is probably somewhat above 600.
When should you use the median of a set of data?
The median of a set of data is used for similar purposes as the mean. They both give you a middle number that represents what the set of data fluctuates around. While the mean gives you the exact center, the median simply gives you the middle piece of data. The following is an example of why the median is sometimes more helpful than the mean: Consider a class of 5 students that take a test that is scored on a scale of 0 to 500. The scores of the students are as follows: 1) 25 2) 120 3) 102 4) 248 5) 500 The mean of the scores is (25+120+102+248+500)/5 = 199 The median of the scores is 120 Looking only at the mean, the teacher may get the impression that the students are more skilled than they really are, since the average score of the class is 40% of the highest possible score. However, one student scored only 49 points higher than the mean and the other 3 didn't get within 70 points of it. Looking at the median, the teacher sees that another accurate representation of the scores is 120. This is only 24% of the highest possible grade and better represents what most of the class got. Unlike the mean, the median wasn't set deceivingly high by the one student with a perfect score.
What is the median score math?
In a sorted list of number, the median score in math is the number in the middle of the list.
What strengths and weaknesses does measures of central tendency have?
1) Advantage : The average scores can be worked out effictively and efficiently 2) Disadvantage : A realy high score and a realy low score will affect results Mean Median Mode
