average act math score

The average score of students in statistics examination is 90, with a variance of 4. The average score of students in algebra examination is 102, with a variance of 7. Which course is more variable in terms of scores? => algebra or both are equally ..

Edward took 16 mock tests. In 3 of the tests, his score is average. In 2 of the tests, his score is above average and in 5 of the tests his score is below average. In the remaining 6 tests his score is good. Which frequency distr..

John scored 75 and 55 in two tests. What is the minimum score he can get in his next test, if he wants an average score of at least 65 in the three tests? => 64 or 61 or 65 or 66..

The test scores of a student in 6 subjects are 82, 92, 88, 92, 65, and 91. Find the student's average test score. => 84 or 83 or 86 or 85..

George scored 23, 17, 30, 35, and 20 points in 5 games. What was his average score? => 25 or 27 or 20 or 28..

A boy scored 22 points on the first test, 11 in the second, 16 in the third and 19 in the fourth. What is the least number of points he must score in the fifth test to keep his average above 16? => 17 or 12 or 7 or 28..

Ashley scores more than 400 marks on an average in all subjects. Choose an inequality to represent this situation. => x < 400 or x ≥ 400 or x ≤ 400 or x > 400..

The bar graph shows Roberts score on Math, Science, and French tests conducted from September to December. In which month was his average score the highest? => September or October or December or November..

Nina scored an average of 60 % on her first 6 exams. What would she have to make on the 7 th exam to obtain an average of 65 % on 7 exams? => 85 or 95 or 100 or 105..

A study of 50 basket ball players showed that their scoring average is 15.8 points per game. The 90% confidence interval of the mean score for all players is between 14.1 and 17.5. Find the 90% confidence interval of the mean score(μ) if 100 players are co..