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Neko [114]
3 years ago
14

Twelve college seniors were chosen at random and surveyed. The survey asked the participants for the number of hours they spent

studying per week and their overall GPA. Letting X represent the number of hours a student spent studying and Y represent a student's overall GPA, the surveyor calculated the correlation coefficient between X and Y to be 0.85. Interpret the correlation coefficient calculated by choosing the statement below which correctly describes the correlation between X and Y.
A. weak positive correlation
B. weak negative correlation
C. strong positive correlation
D. no correlation
Mathematics
2 answers:
Sindrei [870]3 years ago
7 0
C strong positive correlation

hichkok12 [17]3 years ago
4 0
Its going to be c
Because c is the strong answer because they were strong and positive
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In a box there are 22 beads . Six are red .Eight are blue and the rest are white calculate the fraction of beads that are white
KiRa [710]
6 + 8 = 14. 22 - 14= 8. 8 beads are white



hope it helps!
5 0
3 years ago
Help with these 2 questuion
AnnZ [28]
The answers are d and c :)
4 0
3 years ago
Evaluate the expression for the given value.<br><br> 3x(x−2), when x=7 .
UkoKoshka [18]

Answer:

\huge\boxed{Answer\hookleftarrow}

Given,

x = 7

Substitute the value of 'x' in the equation 3x (x - 2).

<u>One way :-</u>

3x(x - 2) \\  = 3 \times 7(7 - 2) \\  = 21(5) \\ =  21 \times 5 \\  = 105

<u>Second way :-</u>

3x(x - 2) \\ = 3x {}^{2}  - 6x \\ = 3 \times (7) {}^{2}  - 6(7) \\ = (3 \times 49) - (6 \times 7) \\  = 147 - 42 \\  = 105

✐ The answer is <u>105</u>.

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

# ꧁❣ RainbowSalt2²2² ࿐

8 0
3 years ago
Help. Was not here today.
Elza [17]
If 205 is a posible answer I think thats's it
Because it's just like multiplucation 41x1=41
                                                        42x2=82.......etc.
                                                       42x5=205
6 0
3 years ago
Find the smallest positive angle θ in QI for which tan θ = 1
sveticcg [70]
I believe the correct answer is 45 degrees. The smallest positive angle <span>θ in QI for which tan θ = 1 would be 45 degrees. We obtain it as follows:

</span>tan θ = 1
<span>θ = tan^-1 (1)
</span>θ = 45 degrees

Hope this answers the question. Have a nice day.
4 0
3 years ago
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