I The difference in standard deviations for the two instrumerntal methods is significant. II The difference in standard deviations for the two instrumental methods is not significant. III The data comes from popufations with the same standard deviation. IV The data does not come from populations with the same standard deviation.

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A technician determines the concentration of calcium in milk using two instrumental methods. If Fcalculated < Ftable
for the two sets of calcium data, what conclusion(s) can the technician make?
I The difference in standard deviations for the two instrumental methods is significant.
II The difference in standard deviations for the two instrumental methods is not significant.
III The data comes from popufations with the same standard deviation.
IV The data does not come from populations with the same standard deviation.
O l and Il
O I, Il and III
IV only
O Il and II
Transcribed Image Text:A technician determines the concentration of calcium in milk using two instrumental methods. If Fcalculated < Ftable for the two sets of calcium data, what conclusion(s) can the technician make? I The difference in standard deviations for the two instrumental methods is significant. II The difference in standard deviations for the two instrumental methods is not significant. III The data comes from popufations with the same standard deviation. IV The data does not come from populations with the same standard deviation. O l and Il O I, Il and III IV only O Il and II
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