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Math plz................help plz....
the exact average of a set of six test scores is 92. five of these scores are 90 98 96 94 and 85. what is the other test score?
asked by Pari on September 11, 2008 
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To find the average of a set of test scores we divide the sum of the test scores by the number of test scores. On her first four algebra tests,Paula wests scored 88,92,97,and 96. Write an equation that can be used to determine the
asked by Serena on November 10, 2016 
Math
105 91 82 59 97 72 72 88 81 What is the mode of these scores? A.46 B.72 C.82 D.83 B? 2.The test scores of 1 students are shown below 95 63 78 86 84 86 91 95 72 93 87 74 What is the median score of the 6 highest grades? A.86 B.91
asked by Jerald on March 21, 2013 
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the mean of a set of test scores is 64. a new student takes the same test and scores 80 marks. when his score is added to the other scores, the mean increases to 65. how many students sat for the test altogether?
asked by jasmine on September 24, 2011 
statistics
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantities: Suggest you make a drawing and label firstβ¦ a.Percentage of
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Assume that a set of test scores is normally distributed with a mean of 100 and a standard devaiton of 20. Use the 689599.7 rule to find the following quantities: a. percentages of scores less than 100 b. relative frequency of
asked by terry on July 19, 2010 
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Assume that a set of test scores is normally distrbuted with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantities: Suggest you make a drawing and label first.... a. Percentage of
asked by Renee on May 8, 2010 
statistics
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantities: Suggest you make a drawing and label firstβ¦ a. Percentage of
asked by ann on August 20, 2011 
Statistics... I need help
. Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantities: (Hint: Make a drawing and label first) a. Percentage of scores
asked by Adam on April 19, 2010 
statistics
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantities: Suggest you make a drawing and label firstβ¦ a. Percentage of
asked by Ab on July 13, 2010