To solve for A, multiply each side by 9A to get rid of the fraction, so then 3 = 81(9A) --> 3 = 729A --> 3/729 = 1/243
He would be able to purchase 7 packs of baseball cards.
you would have to cross-multiply and divide. the work would look like
$12 $21
— = —
4 x
you multiply 21 by 4 and get 84, then divide by 12 and get 7
If i am correct than i say the answer is B<span />
Answer: what's ur question
Step-by-step explanation:
Answer:
A. Yes
nowadays the precision requirements are more flexible, it depends largely on the variability
B. Yes
this limit is very conservative to give the probability that the population parameter is within that confidence interval,
C. No
the people in the sample are not without common variables and therefore their responses will be identically distributed
D. No
the people in the sample will have independent opinions, because it is not a valid argument to reject their point of view