Elementary Statistics (13th Edition)

Chapter 13

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There is one single requirement: the pairs ... more

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Number of positive signs: 2;Number of negative ... more

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: There is no difference between the two months' ... more

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It appears that, if all other items are equal, the... more

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There is not sufficient evidence to warrant ... more

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Since the alternative hypothesis for the sign test... more

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The alternative hypothesis is not rejected, thus ... more

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Since the alternative hypothesis is not rejected, ... more

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Since the null hypothesis is rejected, the claim ... more

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There is sufficient evidence to support the claim... more

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There is not sufficient evidence to warrant ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis fails to be rejected, ... more

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Since the null hypothesis fails to be rejected, ... more

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The results are unchanged in both situations.Even ... more

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The new column entries would be: *, *, *, *, *, 0... more

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The Wilcoxon test uses ranks which are affected by... more

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0.95; The Wilcoxon test requires the use of 100 ... more

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Since the alternative hypothesis is rejected, the ... more

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Since the alternative hypothesis is rejected, the ... more

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Since the alternative hypothesis is rejected, the ... more

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There is sufficient evidence to support the claim ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis fails to be rejected, ... more

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Yes, they are. The samples are independent simple ... more

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163 ; Rank the values in the table ( R = Rank... more

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: the evaluations have the same median.For there ... more

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0.95; The Wilcoxon test requires a use of 100 ... more

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Since the null hypothesis fails to be rejected, ... more

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There is sufficient evidence to warrant rejection ... more

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Since the null hypothesis is rejected, the claim ... more

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There is sufficient evidence to warrant rejection ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis fails to be rejected, ... more

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Since the alternative hypothesis fails to be ... more

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Since the alternative hypothesis fails to be ... more

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; The new test statistic is the opposite of the ... more

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, , ; Use a vertical table format. Identify the ... more

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Yes. The K-W test may be used. ; The three samples... more

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; ; Using the given table, each row contains 10 ... more

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0.95;  The K-W test requires a use of 100 ... more

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Since the null hypothesis fails to be rejected, ... more

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There is sufficient evidence to warrant rejection ... more

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There is not sufficient evidence to warrant ... more

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There is sufficient evidence to warrant rejection ... more

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There is sufficient evidence to warrant rejection ... more

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There is sufficient evidence to warrant rejection ... more

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There is sufficient evidence to warrant rejection ... more

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Since the null hypothesis is rejected, the claim ... more

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; not substantially different from 0.694. ; The ... more

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The regression method is not suitable for these ... more

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Nominal ; Ranks are ordered.  Since nominal data ... more

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is the linear correlation coefficient calculated ... more

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0.91. 100 pairs of sample observations obtains the... more

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Since the alternative hypothesis fails to be ... more

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Since the alternative hypothesis fails to be ... more

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Since the alternative hypothesis fails to be ... more

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There is not sufficient evidence to support the ... more

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Since the alternative hypothesis fails to be ... more

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Since the alternative hypothesis fails to be ... more

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There is sufficient evidence to support the claim... more

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There is sufficient evidence to support the claim... more

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Since the alternative hypothesis fails to be ... more

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Since the alternative hypothesis is rejected, the ... more

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There is sufficient evidence to support the claim... more

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There is not sufficient evidence to support the ... more

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; the values are the same as obtained previously... more

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No ; The runs test is used to determine the ... more

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; ; ; Count the number of conservaitve leaders for... more

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Data is in random order. ; Since , the runs test ... more

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No. The sampling method can still be flawed. ; If ... more

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The data is in random order so there is no trend... more

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The data is in random order.What was written is ... more

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The data is in random order. ; Use the standard ... more

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 The data is not in random order. There was a ... more

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The data is in random order.The results do not ... more

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There is not sufficient evidence to warrant ... more

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The data is not in random order.There is a trend ... more

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The data is not in random order.There is ... more

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1, 3, 3, 5, 3 ; Sort the data from smallest to ... more

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The nonparametric test requires 100 pairs of ... more

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Rank correlation should be used. ; The rank ... more

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The p-values and the conclusions might be ... more

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Rank correlation does not require a normal ... more

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There are only two runs: one with all the values ... more

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It uses not only the signs, but also the signed ... more

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Kruskal-Wallis test ; The Kruskal-Wallis test is ... more

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There is not sufficient evidence to support the ... more

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There is not sufficient evidence to warrant ... more

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Since the null hypothesis fails to be rejected, ... more

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The data is in random order.The process of ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis is rejected, the claim ... more

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Since the null hypothesis fails to be rejected, ... more

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There is not sufficient evidence to support the ... more

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There is sufficient evidence to warrant rejection ... more

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There is not sufficient evidence to support the ... more

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1st data set: min.;  min.; min.;2nd data set: ... more

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It does not appear to be normally distributed. ; ... more

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Since the null hypothesis fails to be rejected, ... more

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. There is a 95% confidence that the limits of 3.1... more

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There is sufficient evidence to support the claim ... more

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There is not sufficient evidence to warrant ... more

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2,401 ; To identify the minimum sample size for ... more

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There is a small number of salaries with very high... more

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There is not sufficient evidence to support the ... more

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Percentages like 13.7% and 10.6% out of 100 ... more

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