What will my new average be if I get 90% on my 7th test?

  • Thread starter Thread starter t_n_p
  • Start date Start date
  • Tags Tags
    Average
Click For Summary
SUMMARY

The discussion centers on calculating a new average test score after achieving a 90% on the 7th test, given an initial average of 62% from 6 tests. The formula used for the calculation is [(62*6)+90]/7, which accurately computes the new average. The result indicates that the new average will be higher than the previous average of 62%. This method effectively demonstrates how to update averages with new data points.

PREREQUISITES
  • Basic arithmetic operations
  • Understanding of averages and mean calculations
  • Familiarity with algebraic expressions
  • Knowledge of percentage calculations
NEXT STEPS
  • Practice calculating averages with different sets of scores
  • Explore the impact of outliers on average calculations
  • Learn about weighted averages for more complex scenarios
  • Investigate statistical concepts related to mean, median, and mode
USEFUL FOR

Students, educators, and anyone interested in improving their mathematical skills, particularly in calculating averages and understanding test score implications.

t_n_p
Messages
593
Reaction score
0

Homework Statement



If my average test score is 62% after 6 tests, what will my new average be if I get 90% on my 7th test?

The Attempt at a Solution



solved...

[(62*6)+90]/7
 
Last edited:
Physics news on Phys.org
Looks good except I hope that's not your real scores.
 

Similar threads

  • · Replies 2 ·
Replies
2
Views
2K
  • · Replies 1 ·
Replies
1
Views
2K
Replies
3
Views
2K
  • · Replies 3 ·
Replies
3
Views
2K
  • · Replies 3 ·
Replies
3
Views
3K
  • · Replies 21 ·
Replies
21
Views
186K
  • · Replies 4 ·
Replies
4
Views
2K
  • · Replies 9 ·
Replies
9
Views
2K
  • · Replies 5 ·
Replies
5
Views
5K
Replies
2
Views
2K