7. Compute the arithmetic average of the changes in the prices of securities in a certain stock exchange are as follows:
% Changes in Price No. no.of securities
10 to 12 54
8 to 10 30
6 to 8 50
4 to 6 71
2 to 4 119
0 to 2 346
0 to -2 149
-2 to -4 100
-4 to -6 74
-6 to -8 31
-8 to -10 51
Answers
Answered by
1
Explanation:
10 - 12. 11 54
8 - 10. 9 30
6 - 8. 7 50
4 - 6. 5 71
2 - 4. 3 119
0 - 2 1 346
0 - -2 -1 149
-2 - -4 -3 100
-4 - -6. -5 74
-6 - -8. -7 31
-8 - -10. -9 51
Similar questions