Chris tested a sample of 20 Brand A electronic engine control modules, and they lasted 48.560 highway miles on the average (mean), with a standard deviation of 2751 miles. The listing below shows how long each of another sample of 20 Brand 8 electronic engine control modules lasted. Use these data and identify which brand of module apparently has a more consistent (or uniform) length of life (in highway miles) 44,700 51,390 45.670 48.840 47,510 61.280 49,130 48,630 47.720 47,240 48.000 49,900 47,480 45.860 50,170 52.930 47,950 45,800 46,630 49.210 Choose the correct brand below O Brand B O Brand A O Cannot be determined CHILD

Q: Hello, can you explain the first section of the question. Thank yu

A: Function f(x,y)  take maximum and minimum value at its critical points

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A: 1) Here, we have R(x)=0.1x3+0.2x2 The rate of change of revenue with respect to x…

Q: 245,4

A: Given that 245u4v4

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A:

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A: a) Mean  = n×Π            = 60×(0.65)            = 39 Standard deviation = √(n×Π×(1- Π))…

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Q: simplify. i^35

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A: The given function is y=xx4+4

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Q: Pls help ASAP on all asked questions.

A: Step 1: