
 👍 0
 👎 0
posted by PsyDAG
Respond to this Question
Similar Questions

algebra
Mrs. Gifford's class consists of 15 girls and 25 boys.On the first test the mean of the girls’ scores was 80 and the mean of the boy’s scores was 70. What was the class mean? (Remember the class mean is not just averaging the
asked by Anonymous on December 19, 2018 
Alegbra 1
Mrs. Gifford's class consists of 15 girls and 25 boys. On the first test the mean of the girlsâ€™ scores was 80 and the mean of the boyâ€™s scores was 70. What was the class mean? (Remember the class mean is not just
asked by Bill on December 15, 2017 
Math  Averages
The test average for Louis' calculus class is found by taking the arithmetic mean of his four best test scores. If his first four test scores are 65,82,76 and 87, what score must he get on the fifth test to raise his test average
asked by Venus on September 13, 2013 
Alegbra 1
On the first test the mean of the girlsâ€™ scores was 80 and the mean of the boyâ€™s scores was 70. What was the class mean? (Remember the class mean is not just averaging the two means) On the second test, the class
asked by Bill on December 15, 2017 
maths
What is mode n average for 2 students test scores our of 25 for maths. A Test 1: =21 Test 2: =24 Test 3:=19 Test 4: =21 K Test 1:= 18 Test 2:= 19 Test 3:= 19 Test 4:= 17 Test 2:= 19 Test 3:= 19 Test 4:= 17. N Test 1:= 16 Test 2:=
asked by nyle wilkes on November 29, 2016 
Algebra
Your test scores in one class are 85 and 88. What possible scores can you earn on your nest test to have a test average between 86 and 90, inclusive?
asked by Eden on October 21, 2015 
Algebra
Your test scores in one class are 8484 and 88. What possible scores can you earn on your next test to have a test average between 86 and 90, inclusive
asked by Benjamin on September 17, 2016 
Statistics
Suppose you gave a skill test to 3 different PE classes and want to know if they differ in terms of their scores. The skill tests scores are as follows: Class 1: 23, 21, 19, 22 Class 2: 18, 19, 21, 18 Class 3: 21, 20, 19, 22
asked by Lisa on December 13, 2011 
statistics
below is the test scores for students in a statistics class.80,65,79,83,60,79,90,77,84,93.the professor assigned a grade of c to students whose test scores were within 5 points of the mean in either direction .how many students
asked by ron on October 4, 2011 
Math
A teacher gives a test to a class of 20 student. Is it possible that 90% of the class scores above average? Give examples of test scores for which this is the case. If not, explain why not?
asked by Uknown on April 13, 2017