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shusha [124]
3 years ago
6

Tail-feather length in birds is sometimes a sexually dimorphic trait. That is, the trait differs substantially for males and for

females. Researchers studied the relationship between weight (x) and tail-feather length (y) in a sample of five wild male longtailed finches. Here are the data:
Weight Tail Length
20.5 82.5
19.1 82.5
15.9 67
16.7 70.5
15.7 73.5

The value of the linear correlation coefficient between weight and tail feather length is approximately : _________
Mathematics
1 answer:
GenaCL600 [577]3 years ago
4 0

Answer:

Step-by-step explanation:

it's about 18,  as per the graph

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Can someone help me? Thanks! :)
Sunny_sXe [5.5K]

Answer:

uuh The a is equal to 16

Step-by-step explanation:

8 0
3 years ago
A botanist is using two types of plants for an experiment. She writes inequalities to model the constraints on the number of eac
Valentin [98]
The vertex (5,39)

5 is the value of x. 39 is the value of y. y is the cost function of the minimum value in dollars.

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3 0
3 years ago
Read 2 more answers
Help asap..............
MatroZZZ [7]

The common denominator for 25 and 20 would be 100

25 x 4 = 100

20 x 5 = 100

Rewrite 14/25 as 14 x 4 / 25 x 4 = 56/100

Rewrite 11/20 as 11 x 5 / 20 x 5 = 55/100

14/25 is greater than 11/20

14/25 > 11/20

3 0
3 years ago
#3) PLEASE HELP WITH QUESTION, MARKING BRAINLIEST + POINTS :)
Taya2010 [7]
\boxed { \boxed { a_n = a_1 + d(n - 1)}}

a_{14} = -33 , a_{15} = 9,

a_{14} =  a_1 + d(14 - 1) = -33
a_1 + 13d = -33

a_{15} = a_1 + d(15 - 1) = 9
a_1 + 14d = 9

So the two equations:
a_1 + 13d = -33 ----------------- ( 1 )
a_1 + 14d = 9     ----------------- ( 2 )

(2) - (1) :
d = 42  ----------------- (Sub into 1)

a_1 + 13(42) = -33
a_1 + 546= -33
a_1 = -33 - 546
a_1 = -579

\boxed { \boxed { a_n = -578 + 42(n - 1)}}




3 0
3 years ago
Resistance is a force that __________. A. speeds objects up B. slows objects down C. changes an object's inertia D. does not rel
jekas [21]
<span>Resistance is a force that B. Slows objects down. It is a force that opposes the motion of an object. This is why objects exerting an effort force must overcome the resistance force in order to do work. There are various types of resistance forces such as friction (ex. air resistance) and drag force.</span>
3 0
3 years ago
Read 2 more answers
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