A scatterplot of student height, in inches, versus corresponding arm span length, in inches, is shown below. One of the points in the graph is labeled A Arm Span 嚣 74 72 70- 68- B 228 66 64+ 62 60 70 Height If the point labeled A is removed, which of the following statements would be true? 65 75 The slope of the least squares regression line is unchanged and the correlation coefficient increases. The slope of the least squares regression line is unchanged and the correlation coefficient decreases The slope of the least squares regression line increases and the correlation coefficient increases.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Pls explain correctly and explain all statements why its incorrect if you can't explain all statements pls skip ill have to dislike.

A scatterplot of student height, in inches, versus corresponding arm span length, in inches, is shown below. One of the points in the graph is labeled A
Arm Span
B
74
72
70+
C
66
64-
62
70
Height
If the point labeled A is removed, which of the following statements would be true?
60
65
75
The slope of the least squares regression line is unchanged and the correlation coefficient increases.
The slope of the least squares regression line is unchanged and the correlation coefficient decreases
The slope of the least squares regression line increases and the correlation coefficient increases.
Transcribed Image Text:A scatterplot of student height, in inches, versus corresponding arm span length, in inches, is shown below. One of the points in the graph is labeled A Arm Span B 74 72 70+ C 66 64- 62 70 Height If the point labeled A is removed, which of the following statements would be true? 60 65 75 The slope of the least squares regression line is unchanged and the correlation coefficient increases. The slope of the least squares regression line is unchanged and the correlation coefficient decreases The slope of the least squares regression line increases and the correlation coefficient increases.
62
с
60+.
70
Height
If the point labeled A is removed, which of the following statements would be true?
65
75
The slope of the least squares regression line is unchanged and the correlation coefficient increases
The slope of the least squares regression line is unchanged and the correlation coefficient decreases.
The slope of the least squares regression line increases and the correlation coefficient increases.
The slope of the least squares regression line increases and the correlation coefficient decreases.
E The slope of the least squares regression line decreases and the correlation coefficient increases
Transcribed Image Text:62 с 60+. 70 Height If the point labeled A is removed, which of the following statements would be true? 65 75 The slope of the least squares regression line is unchanged and the correlation coefficient increases The slope of the least squares regression line is unchanged and the correlation coefficient decreases. The slope of the least squares regression line increases and the correlation coefficient increases. The slope of the least squares regression line increases and the correlation coefficient decreases. E The slope of the least squares regression line decreases and the correlation coefficient increases
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