Answer:
Irrational
Step-by-step explanation:
The number is irrational because when you convert it to decimal form, you get 276.4601... a repeating decimal that goes on and on.
<h2>
it's about 20 feet</h2>
Step-by-step explanation:
Answer:
The null hypothesis is that the most important goal and gender are independent, and the alternative is that they are dependent.
Step-by-step explanation:
Chi Square test is used to test relationship between categorical (nominal) variables of a population. Eg : Testing men & women for any attribute, lets say empathy
- Null Hypothesis states that there is no relationship between the attribute & categorical variable, they are independent.
- Alternate Hypothesis states that there is relationship between the attribute & categorical variable, they are dependent.
Eg : Null hypothesis states that there is no difference of empathy level in men & women. Alternate Hypothesis states that there is difference of empathy level in men & women.
Answer:
Okay, like this...let's assume she travels at a constant rate...
Notice that after three hours, she is 400 miles from home, but after TWO hours more she is only 280 miles from home. That tells us that she travels at 120/2 = 60 miles per hour.
So THAT tells us that her friend's house was 3(60) = 180 miles plus the 400, or 580, miles from her house.
Now we have all we need...we write
d(x) = 580 - 60x
Step-by-step explanation: