i am not sure but I also need the answer to this question
Answer:6/8 pounds
Step-by-step explanation:
2 1/4 - 1 1/2
- 2 times 4 plus 1 = 9/4
- 1 times 2 plus 1 = 3/2
9/4 - 3/2
-to subtract your fraction, you need to have the same denominator in each side
- 4 times 2 = 8 (this is your denominator)
- 4 times 3 = 12 (your right numerator)
- 2 times 9 = 18 (your left numerator)
18/8 - 12/8 = 6/8
Answer:
Option C
Step-by-step explanation:
The chi square test of independence is used to determine if there is a significant association between two categorical variables from a population.
It tests the claim that the row and column variables are independent of each other.
The degrees of freedom for the chi-square are calculated using the following formula: df = (r-1) (c-1) where r is the number of rows and c is the number of columns.
Answer: Assuming that event A has occurred
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
