In data on the performance score (x) and the overall rating (y) for notebook PCs provided the estimated regression equation 51.82 + .1452x(PC World,February 2000). Notebook Overall Rating AMS Tech Roadster 15CTA380 67 Compaq Armada M700 78 Compaq Prosignia Notebook 150 79 Dell Inspiron 3700 C466GT 80 Dell Inspiron 7500 R500VT 84 Dell Latitude Cpi A366XT 76 Enpower ENP-313 Pro 77 Gateway Solo 9300LS 92 HP Pavilion Notebook PC 83 IBM ThinkPad I Series 1480 78 Micro Express NP7400 77 Micron TransPort NX PII-400 78 NEC Versa SX 78 Sceptre Soundx 5200 73 Sony VAIO PCG-F340 77 a. Develop a point estimate of the overall rating for a PC that has a performance score of200.b. Develop a 95% confidence interval estimate of the mean overall score for all PCs that have a performance score of 200.c. Suppose that a new PC developed by Dell has a performance score of 200. Develop a 95% prediction interval estimate of the overall score for this new PC.d. Discuss the differences in your answers to parts (b) and (c).

In data on the performance score ( x ) and the overall rating ( y ) for notebook PCs provided the estimated regression equation XXXXXXXXXX x ( PC World, February 2000). Notebook Overall Rating AMS...

In data on the performance score (x) and the overall rating (y) for notebook PCs provided the estimated regression equation 51.82 + .1452x(PC World,February 2000).

Notebook	Overall Rating
AMS Tech Roadster 15CTA380	67
Compaq Armada M700	78
Compaq Prosignia Notebook 150	79
Dell Inspiron 3700 C466GT	80
Dell Inspiron 7500 R500VT	84
Dell Latitude Cpi A366XT	76
Enpower ENP-313 Pro	77
Gateway Solo 9300LS	92
HP Pavilion Notebook PC	83
IBM ThinkPad I Series 1480	78
Micro Express NP7400	77
Micron TransPort NX PII-400	78
NEC Versa SX	78
Sceptre Soundx 5200	73
Sony VAIO PCG-F340	77

a. Develop a point estimate of the overall rating for a PC that has a performance score of200.

b. Develop a 95% confidence interval estimate of the mean overall score for all PCs that have a performance score of 200.

c. Suppose that a new PC developed by Dell has a performance score of 200. Develop a 95% prediction interval estimate of the overall score for this new PC.

d. Discuss the differences in your answers to parts (b) and (c).

May 25, 2022

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In data on the performance score ( x ) and the overall rating ( y ) for notebook PCs provided the estimated regression equation XXXXXXXXXX x ( PC World, February 2000). Notebook Overall Rating AMS...

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