Statistics: Informed Decisions Using Data (5th Edition)

Chapter 10

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Hypothesis ; Hypotheses state the features of ... more

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Hypothesis Testing ; Hypothesis testing is used to... more

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Null Hypothesis ; The null hypothesis does not ... more

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Alternative Hypothesis  ; The null hypothesis ... more

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I ; A type I error occurs when the sample evidence... more

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II ; A type II error occurs when the sample ... more

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 Level of significance ; The level of significance... more

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When is not rejected, it implies that there is ... more

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Right-tailed test ; states that is greater than 5... more

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Left-tailed test ; states that is less than . ... more

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Two-tailed test ; states that is not equal to . ... more

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Right-tailed test ; states that is greater than... more

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Left-tailed test ; states that is less than 120. ... more

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Two-tailed test ; states that is not equal to . ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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Type I errorIt is more unfair.will minimise the ... more

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A lower means a lower probability of making a ... more

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increases ; A type two error is the probability of... more

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Testing the hypothesis statements is only capable ... more

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Phrase 1 does not include exceptional situations; ... more

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Statistically significant ; Assuming is true, if ... more

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The null hypothesis is rejected when the sample ... more

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The null hypothesis is rejected when the -value is... more

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; The test is right-tailed.The level of ... more

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; The test is left-tailed.The level of ... more

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; The level of significance  is .Since the test ... more

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The result would be expected in 27 or 28 out of ... more

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There is insufficient evidence to conclude that ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that ... more

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342 ; The claim of Individual M is .In order to ... more

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There is not sufficient evidence to conclude that ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that more... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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is the probability of obtaining the same result or... more

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 means that the probability of obtaining a ... more

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 means that the probability of obtaining a ... more

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Classical approach:Advantage: Easy to compute the ... more

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The headline is accurate as the confidence ... more

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Statistical significance is used in hypothesis ... more

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The evidence is sufficient, at , to conclude that ... more

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The evidence is sufficient, at , to conclude that ... more

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The evidence is insufficient, at , to conclude ... more

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The evidence, at , is sufficient to conclude that ... more

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The confidence interval includes the value, years... more

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The confidence interval does not include the value... more

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The evidence is insufficient, at , to conclude ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that item... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that SS... more

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Yes ; The surveyor has access to the whole ... more

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It is implied that a slight deviation of the ... more

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Statistical significance of an outcome implies its... more

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There exists sufficient evidence to conclude that ... more

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

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There is insufficient evidence to claim that the ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to support the ... more

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There is insufficient evidence to support the ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to claim that player-... more

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There is sufficient evidence to conclude that the ... more

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Yes ; State the null and the alternative ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is sufficient evidence to conclude that the ... more

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There exists insufficient evidence to conclude ... more

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There is insufficient evidence to conclude that ... more

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There is in sufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is not sufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is sufficient evidence to conclude that the ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that ... more

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The significance level, , is appropriate.There is ... more

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YesNo, if a practical situation is considered, ... more

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A hypothesis test is required.The variable of ... more

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A confidence interval estimate is required.The ... more

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A confidence interval estimate is required.The ... more

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A hypothesis test is required.The variable of ... more

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A hypothesis test is required.The variable of ... more

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A hypothesis test is required.The variable of ... more

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A hypothesis test is required.The variable of ... more

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Not rejecting when actually, is true. ; Type two... more

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The probability of rejecting when it is false. ; ... more

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DecreasedThere is an inverse relationship between... more

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DecreasedThere is an inverse relationship between... more

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; Construct a table to calculate the probability ... more

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; Construct a table to calculate the probability ... more

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Increase ; On increasing the sample size, there ... more

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As the probability of a type-II error increases, ... more

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; The significance level of a test represents the... more

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The probability that is rejected when is not ... more

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If , there is sufficient evidence that is greater... more

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There exists sufficient evidence to conclude that ... more

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There is insufficient evidence to conclude that ... more

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There is insufficient evidence to conclude that ... more

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There exists sufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that a ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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Failing to reject the hypothesis does not mean ... more

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The p-value shows that the probability of ... more

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Write the null and alternative hypothesis.Decide ... more

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Write the null and alternative hypothesis.Decide ... more

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There is insufficient evidence that group W with ... more

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There exists sufficient evidence to conclude that ... more

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There is insufficient evidence to conclude that ... more

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There is sufficient evidence to conclude that the ... more

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There is sufficient evidence to conclude that the ... more

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There is insufficient evidence to conclude that at... more

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; Calculate the value of population proportion ... more

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Growth funds ; Some of the common classifications ... more

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ELP MF ; An appropriate MF fund, among many other ... more

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The hypothesis test for and provides ... more

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Sample report: Results:There is sufficient ... more

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