Answer:
d) This is a completely randomized design with two explanatory variables (factors).
Step-by-step explanation:
Explanatory variables are independent variables.
In this case, I prepared two explanatory variables, which are : (i)30-second ad
(ii) 60-second ad,
Then, the explanatory variables were assigned to 4 treatment groups, and each variable is done once or thrice.
All subjects are assigned randomly to all treatment groups, with each treatment group seeing one. We can conclude that this is a completely randomized design with two explanatory variables.
Answer:
24xz + 28yz
Step-by-step explanation:
4z(6x + 7y) ← multiply each term in the parenthesis by 4z
= 24xz + 28yz
Hi mate
So u see the numbers on the cone the 7 and 9 it tells u that U have to round the nearest tenth and u have to find the answer. U answer is 64.0
Answer 9.26
Step-by-step explanation:
5.9/2=2.95x3.14=9.263=9.26
Answer:
45.75
Step-by-step explanation:
you divided 274.50 by 6 and get the answer
