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Anarel [89]
3 years ago
14

Which best describes the strength of a model with an r-value of 0.29

Mathematics
2 answers:
olchik [2.2K]3 years ago
5 0
The <u>correct answer</u> is:

It is not a very strong fit.

Explanation:

The r-value, or correlation coefficient, tells us how closely our model fits the data.

The r-values range from -1 to 1.  -1 is a perfect fit of a decreasing model; 1 is a perfect fit of an increasing model.  0 is no fit at all.

Since our r-value is 0.29, this is much closer to 0 than it is to 1 or -1; this means it is not a very strong fit.
Olegator [25]3 years ago
3 0

Answer:

it is A} a weak positive correlation.

Step-by-step explanation:

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nikklg [1K]
B. 195

It’s B because if you divide 584 with 3 it equals 194.66 but you round up and it becomes 195.
8 0
3 years ago
Soleil and Malvin each work a job. Soleil starts with $700 and makes $100 per day. Malvin starts out with $200 and makes $120 pe
Goshia [24]

Answer:

Soleil and Malvin would have $ 5,000 all together after 13 days.

Step-by-step explanation:

Since Soleil and Malvin each work a job, and Soleil starts with $ 700 and makes $ 100 per day while Malvin starts out with $ 200 and makes $ 120 per day, to determine after how many days will they have at least $ 5000 all together it must be done the following calculation:

5,000 - 700 - 200 = 4,100

200X + 120X = 4,100

320X = 4,100

X = 4,100 / 320

X = 12.8

So Soleil and Malvin would have $ 5,000 all together after 13 days.

5 0
3 years ago
What is the expression if you for 45 minutes a day
dezoksy [38]
The question is unclear.
5 0
3 years ago
What is the length of ST? Please explain your answer
Aliun [14]
We know that

If a tangent segment and a secant segment are drawn to a circle from an exterior point, then the square of the measure of the tangent segment is equal to the product of the measures of the secant segment and its external secant segment. (Intersecting Secant-Tangent Theorem)

so

ST²=RT*QT

RT=7 in

QT=23+7-----> 30 in

ST²=7*30-----> 210

ST=√210-----> 14.49 in


the answer is

RT=14.49 in

4 0
3 years ago
Find two consecutive positive integers such that the square of the larger integer is nineteen more than nine times the smaller i
alexandr1967 [171]

Step-by-step explanation: 2+2=4 +4x8=9

4 0
2 years ago
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