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Elementary Statistics with MyStatLab Access Code [With CDROM]
12th Edition
ISBN: 9780321890238
Author: Mario F. Triola
Publisher: PEARSON
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Chapter 14, Problem 4RE
Energy Consumption. Exercises 1–5 refer to the amounts of energy consumed in the author’s home. Each value represents energy consumed (kWh) in a two-month period. Let each subgroup consist of the six amounts within the same year.
| Year 1 | 3637 | 2888 | 2359 | 3704 | 3432 | 2446 |
| Year 2 | 4463 | 2482 | 2762 | 2288 | 2423 | 2483 |
| Year 3 | 3375 | 2661 | 2073 | 2579 | 2858 | 2296 |
| Year 4 | 2812 | 2433 | 2266 | 3128 | 3286 | 2749 |
| Year 5 | 3427 | 678 | 3792 | 3348 | 2937 | 2774 |
| Year 6 | 3016 | 2458 | 2395 | 3249 | 3003 | 2118 |
| Year 7 | 4261 | 1946 | 2063 | 4081 | 1919 | 2360 |
| Year 8 | 2883 | 2174 | 2370 | 3480 | 2710 | 2327 |
4. Energy Consumption: Run Chart Construct a run chart for the 48 values. Does there appear to be a pattern suggesting that the process is not within statistical control?
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2017.1
22434
2019.1
22776
2017.2
23766
2019.2
24491
2017.3
23860
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24751
2017.4
23391
2019.4
24170
2018.1
22662
2020.1
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2018.2
24032
2020.2
24045
2018.3
24171
2020.3
25437
2018.4
23803
2020.4
25272
(A)Using data on gasoline sales (in thousands of barrels) from the first quarter of 2017 to the last quarter of 2020, estimate the secular linear trend equation.
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0.03
2.75
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1142
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2.18
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1.) 1. Compute for the Age specific Death rate for All ages: (based on the picture)
A. 39.4B. 15C. 38D. 40
Chapter 14 Solutions
Elementary Statistics with MyStatLab Access Code [With CDROM]
Ch. 14.2 - Product Specs Table 14-1 lists process data...Ch. 14.2 - Prob. 2BSCCh. 14.2 - Prob. 3BSCCh. 14.2 - Prob. 4BSCCh. 14.2 - Prob. 5BSCCh. 14.2 - Prob. 6BSCCh. 14.2 - Prob. 7BSCCh. 14.2 - Prob. 8BSCCh. 14.2 - Prob. 9BSCCh. 14.2 - Prob. 10BSC
Ch. 14.2 - Prob. 11BSCCh. 14.2 - Prob. 12BSCCh. 14.2 - Prob. 13BBCh. 14.2 - Prob. 14BBCh. 14.3 - Prob. 1BSCCh. 14.3 - Prob. 2BSCCh. 14.3 - Prob. 3BSCCh. 14.3 - Interpreting a Control Chart After constructing a...Ch. 14.3 - Prob. 5BSCCh. 14.3 - Prob. 6BSCCh. 14.3 - Prob. 7BSCCh. 14.3 - Prob. 8BSCCh. 14.3 - Prob. 9BSCCh. 14.3 - Prob. 10BSCCh. 14.3 - Control Charts for p. In Exercises 512, use the...Ch. 14.3 - Prob. 12BSCCh. 14.3 - Prob. 13BBCh. 14 - Prob. 1CQQCh. 14 - Prob. 2CQQCh. 14 - Prob. 3CQQCh. 14 - Prob. 4CQQCh. 14 - Prob. 5CQQCh. 14 - Prob. 6CQQCh. 14 - Prob. 7CQQCh. 14 - Prob. 8CQQCh. 14 - Prob. 9CQQCh. 14 - Examine the following p chart for defective...Ch. 14 - Prob. 1RECh. 14 - Prob. 2RECh. 14 - Prob. 3RECh. 14 - Energy Consumption. Exercises 15 refer to the...Ch. 14 - Prob. 5RECh. 14 - Prob. 1CRECh. 14 - Prob. 2CRECh. 14 - Prob. 3CRECh. 14 - Prob. 4CRECh. 14 - Prob. 5CRECh. 14 - Prob. 6CRECh. 14 - Prob. 7CRECh. 14 - Prob. 8CRECh. 14 - Prob. 9CRECh. 14 - Prob. 10CRECh. 14 - FROM DATA TO DECISION Critical Thinking: Are the...
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