Question
You titrate the sodium hydroxide solution that you have prepared using standard solid KHP (you will do this experiment in the lab later) to determine
You titrate the sodium hydroxide solution that you have prepared using standard solid KHP (you will do this experiment in the lab later) to determine its concentration and obtain the following results: 0.1028 M, 0.1031 M, 0.1200 M, 0.1030 M, and 0.1026 M (s=+0.007661).You suspect that one of the concentration values is an outlier.
(a)Which of theabove concentrations(write thenumericalvalue only without unit with allfour decimal places) would you suspect to be an outlier?
(b)Whichstatistical testwould you perform to check if the outlier should be retained or rejected?
(c)What is thetable valueof thestatistical parameter(report to3 decimalplaces)?
(d)What is yourcalculated valueof thestatisticalparameter(report to3 decimal placeswithout subscript)?
(e)Based onNull Hypothesis andyour calculated results, is the suspected concentrationanoutlieror not(type:YesorNo)?
(f)Whatis themean concentrationof the sodium hydroxide solution that you will report on your lab report (round to4 decimal
placeswithouttheunit and subscript)?
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