Observed Etch Rate (Å/min) RF Power Totals Averages (W) 1 2 3 4 5 Yi. 160 575 542 530 539 570 2756 551.2 180 565 593 590 579 610 2937 587.4 200 600 651 610 637 629 3127 625.4 220 725 700 715 685 710 3535 707.0 y. = 12,355 = 617.75

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.6: Additional Trigonometric Graphs
Problem 55E
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use the data to perform Bartlett’s test, show clear calculation

Observed Etch Rate (Å/min)
RF Power
Totals
Averages
(W)
1
2
3
4
5
Yi.
160
575
542
530
539
570
2756
551.2
180
565
593
590
579
610
2937
587.4
200
600
651
610
637
629
3127
625.4
220
725
700
715
685
710
3535
707.0
y. = 12,355
y = 617.75
Transcribed Image Text:Observed Etch Rate (Å/min) RF Power Totals Averages (W) 1 2 3 4 5 Yi. 160 575 542 530 539 570 2756 551.2 180 565 593 590 579 610 2937 587.4 200 600 651 610 637 629 3127 625.4 220 725 700 715 685 710 3535 707.0 y. = 12,355 y = 617.75
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