Answer:
Step-by-step explanation:
Swap the fraction,
or around 7.142...
C - no solution
you take the second solution and times the entire equation by -1
then simply
and you get 0x + 0y = 20
Answer:
. The sales manager gathered information on the numbers of sales calls made and the number of copiers sold for a random sample of sales representative. Is there a positive correlation between calls made and copiers? Test at the 0.05 level of significance. Determine the 90% prediction interval for 60 number of calls made. * Calls, X Sold. Y 20 40 20 50 40 60 50 90 40 80 20 40 40 60 30 60
Answer:
25%
Step-by-step explanation:
{(whole- part)/whole}*100%
(64 -48)/64 *100%= 25%
