Answer:
D
Step-by-step explanation:
Answer:
Step-by-step explanation:
Complementary angles mean that the sum of the angles add up to . We can use algebra to solve for and then to determine .
(substitution)
∴
Hope this helps :)
1. x + 18 = 57
2. Subtract 18 from both sides
x = 39
225 goes to his bakery
300 goes to the supermarket
Answer:
Option B
Step-by-step explanation:
The null hypothesis for a chi-square goodness of fit test states that the data are consistent with a specified distribution.
While the alternative hypothesis states that the data are not consistent with a specified distribution.
In this case study, the test is for a nose distribution. Thus the null hypothesis would be that the population has a normal distribution.