AccountingQueen

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  • MBA.Graduate Psychology,PHD in HRM
    Strayer,Phoniex,
    Feb-1999 - Mar-2006

  • MBA.Graduate Psychology,PHD in HRM
    Strayer,Phoniex,University of California
    Feb-1999 - Mar-2006

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Category > Math Posted 18 Aug 2017 My Price 8.00

Cutting Speed (meters per minute) Useful Life Brand A (Hours) Useful Life Brand B (Hours)

Please help

Cutting Speed (meters per minute) Useful Life Brand A (Hours) Useful Life Brand B (Hours)

30 5.1 5.9

30 3.6 6.5

30 4.8 4.7

40 4.9 5.0

40 4.4 4.6

40 2.5 5.0

50 4.4 4.5

50 2.8 4.0

50 1.0 3.7

60 4.0 3.8

60 2.0 3.0

60 1.1 2.4

70 1.1 1.5

70 0.5 2.0

70 3.0 1.0

 

Use a 95​% prediction interval to predict the useful life of a brand A cutting tool when the cutting speed is 45

 

45 meters per minute. Repeat for brand B. Compare the widths of the two intervals to each other and to the two intervals you calculated in part a. Comment on the reasons for any difference.

 

The predicted useful life of a brand A cutting tool when the speed is 45 meters per minute is____to____hours

Answers

AccountingQueen
(3)
Status NEW Posted 18 Aug 2017 02:08 PM My Price 8.00

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