3 years ago

A researcher carefully calculates the correlation coefficient and gets a value of r=1.23. What does this value mean?

Mathematics

1 answer:

Vaselesa [24]3 years ago

4 0

Answer: An error was made! All correlation coefficients: -1 ≤ r ≤ 1.

You might be interested in

I really need help again

Lelechka [254]

Answer:

$\overline{a} = \frac{v - v_0}{t} = \frac{\Delta v}{\Delta t}$

Step-by-step explanation:

7 0

4 years ago

Read 2 more answers

4x+7=23. explain the steps you would use to solve the equation for x.

yaroslaw [1]

Answer:

x=4

Step-by-step explanation:

1. isolate the variable by subtracting 7 on both sides: 4x=23-7

2. simplify: 4x=16

3. divide both sides by 4: x=16/4

4. simplify: x=4

5 0

3 years ago

Read 2 more answers

Plz help I will give brainliest!

elena55 [62]

Answer:

b, 1 5/8

Step-by-step explanation:

the area is 4 15/32 square meters, and you find the area by doing length x width. the length is provided, 2 3/4. so all you have to do is divide 4 15/32 by 2 3/4 and you get 1 5/8

6 0

3 years ago

Read 2 more answers

Undefined terms needed to define a line segment

Alenkinab [10]

Is a point line and <span>plane</span>

7 0

3 years ago

What is the solution: (9x+2)(4x^2+35x-9)=0

Dmitrij [34]

$(9x+2)(4x^2+35x-9)=0\\\\9x+2=0\\9x=-2\\x=-\frac29\\or\\4x^2+35x-9=0\\\Delta=1225+144=1369\ \ \sqrt{\Delta}=37\\x_1=\frac{-35-37}{2 \cdot 4}=-9\\\\x_2=\frac{-35+37}{2\cdot 4}=\frac14\\\\x\in\{-9,-\frac29,\frac14\}$

5 0

3 years ago

Read 2 more answers