A Chi-square test is used to test the test of independence between rows and columns, contingency tables. It is a test related to frequencies. The observed frequency is a given statistical frequency known as the actual frequency, the expected frequency is known as the theoretical frequency is derived from the study by using the sum total of the row and total in the column divided by their corresponding sample size.

5 0

3 years ago

If we wanted to measure the capacity of the waterfall and how deep it was, what unit of measure would we use?

AleksAgata [21]

Probably dept and lenght

4 0

3 years ago

A cylindrical can has a volume of 2in^(3). Express the surface area of the can as a function of its radius,r.

noname [10]

$V=2 \text{ in}^3\\
A=2\pi r (r+h)\\
h=?\\\\
V=\pi r^2h=2\\
\pi r^2h=2\\
h=\dfrac{2}{\pi r^2}\\
A=2\pi r\left(r+\dfrac{2}{\pi r^2}\right)\\
\boxed{A=2\pi r^2+\dfrac{4}{r}}
 
$

7 0

2 years ago

Free brainliest for first to answerrr . check my questions on my profile for more like this !

Elena L [17]

Am I supposed to answer anything lol

6 0

2 years ago

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