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Artyom0805 [142]
3 years ago
14

Which graph shows data whose r-value is most likely closest to 0

Mathematics
2 answers:
bogdanovich [222]3 years ago
7 0

Answer:

The first graph.

Step-by-step explanation:

Correlation coefficients, or r-values, range from -1 to 1.  An r-value of -1 means the dependent variable decreases as the independent variable increases; it also means the data is perfectly linear.  An r-value of 1 means the dependent variable increases as the independent variable increases; it also means the data is perfectly linear.  An r-value of 0 means there is no correlation between the two variables.

In the first scatter plot, the data is scattered throughout the graph.  There does not appear to be any pattern at all; this would be an r-value of 0.

In all three of the other graphs, the data appears to be linear; this would not be an r-value of 0.

Dahasolnce [82]3 years ago
4 0

Answer:

The first one.

Step-by-step explanation:

When data values line up one way or another, whether the slope is positive or negative, the correlation will not be near zero. The graph you want is one that displays no particular trend.

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This is how it should look:

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Now you can use the model to calcualte the budget when you know the year and to calculate the year when you know the budget.

For year 2001, x = 11 and y = 12.724 (11) + 262. 92 = 402.88 (which is 402,880)

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4 years ago
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Papessa [141]

Answer:

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Allisa [31]
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Step-by-step explanation:

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Read 2 more answers
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