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This table contains data on the number of people visiting a historical landmark over a period of one week.
Day Number of Visitors
1 120
2 124
3 130
4 131
5 135
6 132
7 135
Sketch a scatter plot. Which of these values comes closest to the correlation coefficient for this data?

This table contains data on the number of people visiting a historical landmark over a period of one week.

A. 0.0
B. 0.3
C. 0.9
D. -0.3
E. -0.9

Respuesta :

sqdancefan

Answer:

  C.  0.9

Step-by-step explanation:

A graphing calculator or spreadsheet can compute the correlation coefficient for you. The points are more or less on a line with positive slope, so a choice of about +0.9 is appropriate.

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Answer:

Step-by-step explanation:

Given that is table containing no of visitors and frequency.

We are to draw a scatter plot and also find correlation coefficient

1 120

2 124

3 130

4 131

5 135

6 132

7 135

 

corre 0.905555145

We find that correlation is 0.9055

i.e. Option C is right

Scatter plot is shown in excel sheet.

Ver imagen AlonsoDehner

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