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SSSSS [86.1K]
3 years ago
7

How to find x and y (the answer is x=25,y=20 but i couldn't get the answer

Mathematics
1 answer:
Yakvenalex [24]3 years ago
7 0
How are you going to ask a question and answer it yourself w t f
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Lucy Baker is analyzing demographic characteristics of two television programs, American Idol (population 1) and 60 Minutes (pop
creativ13 [48]

Answer:

Alternative hypothesis:\mu_1 -\mu_2 \neq 0

Or in the alternative way would be:

 Alternative hypothesis:\mu_1 \neq \mu_2

Step-by-step explanation:

A hypothesis is defined as "a speculation or theory based on insufficient evidence that lends itself to further testing and experimentation. With further testing, a hypothesis can usually be proven true or false".  

The null hypothesis is defined as "a hypothesis that says there is no statistical significance between the two variables in the hypothesis. It is the hypothesis that the researcher is trying to disprove".

The alternative hypothesis is "just the inverse, or opposite, of the null hypothesis. It is the hypothesis that researcher is trying to prove".

On this case the claim that they want to test is: "The means for the two groups (American Idol and 60 Minutes) is the same". So we want to check if we have significant differences between the two means, so this needs to be on the alternative hypothesis and on the null hypothesis we need to have the complement of the alternative hypothesis.

Null hypothesis:\mu_1 -\mu_2 = 0

This null hypothesis can be expressed like this:

Null hypothesis:\mu_1 = \mu_2

Alternative hypothesis:\mu_1 -\mu_2 \neq 0

Or in the alternative way would be:

Alternative hypothesis:\mu_1 \neq \mu_2

4 0
3 years ago
samantha saw two bottles of ketchup at the store for the same price. One bottle contained 4 pints of ketchup, and the other cont
JulijaS [17]
4 Pints
4 pints is equal to 2 quarts
2 is more than 1/25
4 0
3 years ago
Whats the value of y help please
Aliun [14]

Answer:

25

Step-by-step explanation:

8 0
3 years ago
TRUE OR FALSE: A translation maps each point to its image along a vector called the translation vector
Tomtit [17]

Answer:

True

Step-by-step explanation:

:) Hope this helps ! x

6 0
2 years ago
Please help i dont know
pantera1 [17]

Answer:

luke is correct

Step-by-step explanation:

3 ÷ 3 ÷ 7 = 0.142857

\frac{1}{3} × \frac{3}{7} = 0.142857

4 0
2 years ago
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