Answer:
just a
Step-by-step explanation:
because if you do anything times by zero, it is zero.
Answer:
a. 135 is correct
Step-by-step explanation:
We have the following information:
dogs lover: 150
cats lover: 120
as the null hypothesis:
H, there are equal number of dogs lover and cats lover, so the expected frequency in each cell will be equal and that is:
f = (150 + 120) / 2
f = 270/2 = 135
so option a. 135 is correct
Answer:
yes .
Step-by-step explanation:
yes because the 7 percent is less than 2 dollars (1.4) , so her 20 dollars will be enough .
Answer:

Step-by-step explanation:
Red marbles = 33
Blue marbles = 72
Probability of selecting red or blue marbles:
