SOLUTION: help help ASAP!!!!!!!!!!!!!!!!!!!!!!! miss this one on my quiz big time. thank you Gwendolyn The following statistics provide information about the scores on a national History

Question 200282: help help ASAP!!!!!!!!!!!!!!!!!!!!!!! miss this one on my quiz big time. thank you Gwendolyn
The following statistics provide information about the scores on a national History exam.
Mean 540 First Quartile 260
Median 450 Third Quartile 678
Mode 468 90th Percentile 890
a) What score did half of the test takers surpass?
b) What was the most common score?
c) What percentage of the test takers scored 678 or better?
d) If Joe had a score of 890, explain the meaning of his score.
Found 2 solutions by rfer, edjones:
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
A 540
B 469
C 25%
D He got a 90% correct score
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
a) 450
b) 468
c) 75%
d) He did better than 90% of those taking the test.
.
Ed
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