Answer Happy

23) State the final conclusion in non-technical terms. See your flowchart. Original claim: The mean weight of male opera singers is less than 239 pounds. Technical conclusion: Reject the null hypothesis. a) There is sufficient evidence to warrant rejection of the claim that the mean weight of male opera singers is less than 239 pounds. b) There is not sufficient evidence to warrant rejection of the claim that the mean weight of male opera singers is less than 239 pounds. c) The sample data support the claim that the mean weight of male opera singers is less than 239 pounds. d) There is not sufficient sample evidence to support the claim that the mean weight of male opera singers is less than 239 pounds. 24) State the final conclusion in non-technical terms. See your flowchart. Original claim: The mean weight of male opera singers is more than 239 pounds. Technical conclusion: Fail to reject the null hypothesis. a) There is sufficient evidence to warrant rejection of the claim that the mean weight of male opera singers is more than 239 pounds. b) There is not sufficient evidence to warrant rejection of the claim that the mean weight of male opera singers is more than 239 pounds. c) The sample data support the claim that the mean weight of male opera singers is more than 239 pounds. d) There is not sufficient sample evidence to support the claim that the mean weight of male opera singers is more than 239 pounds.

25) State the final conclusion in non-technical terms. See your flowchart. Original claim: the proportion of households headed by a single female is 0.32 (32 %). Technical conclusion: Reject the null hypothesis. a) There is sufficient evidence to warrant rejection of the claim that the proportion of households headed by a single female is 0.32 (32%). b) There is not sufficient evidence to warrant rejection of the claim that the proportion of households headed by a single female is 0.32 (32%). c) The sample data support the claim that the proportion of households headed by a single female is 0.32 (32 %). d) There is not sufficient sample evidence to support the claim that the proportion of households headed by a single female is 0.32 (32%). 26) State the final conclusion in non-technical terms. See your flowchart. Original claim: the proportion of households headed by a single female isn't 0.32 (32%). Technical conclusion: Reject the null hypothesis. a) There is sufficient evidence to warrant rejection of the claim that the proportion of households headed by a single female isn't 0.32 (32 %). b) There is not sufficient evidence to warrant rejection of the claim that the proportion of households headed by a single female isn't 0.32 (32 %). c) The sample data support the claim that the proportion of households headed by a single female isn't 0.32 (32 %). d) There is not sufficient sample evidence to support the claim that the proportion of households headed by a single female isn't 0.32 (32 %). 27) State the final conclusion in non-technical terms. See your flowchart. Original claim: the proportion of households headed by a single female is at most 0.32 (32%). Technical conclusion: Fall to reject the null hypothesis. a) There is sufficient evidence to warrant rejection of the claim that the proportion of households headed by a single female is at most 0.32 (32 %). b) There is not sufficient evidence to warrant rejection of the claim that the proportion of households headed by a single female is at most 0.32 (32 %). c) The sample data support the claim that the proportion of households headed by a single female is at most 0.32 (32%). d. There is not sufficient sample evidence to support the claim that the. Proportion of households headed by a single female is at most (0.32) 32%.

28) State the final conclusion in non-technical terms. See your flowchart. Original claim: the proportion of households headed by a single female is more than 0.32 (32 %). Technical conclusion: Fail to reject the null hypothesis. a) There is sufficient evidence to warrant rejection of the claim that the proportion of households headed by a single female is more than 0.32 (32%). b) There is not sufficient evidence to warrant rejection of the claim that the proportion of households headed by a single female is more than 0.32 (32%). c) The sample data support the claim that the proportion of households headed by a single female is more than 0.32 (32%). d) There is not sufficient sample evidence to support the claim that the proportion of households headed by a single female is more than 0.32 (32%).

Start Does the original claim contain the condition of equality? HYPOTHESIS TEST: WORDING OF FINAL CONCLUSION (Original claim contains equality) No (Original claim does not contain equality and becomes H) Do you reject Hop Normal distribution: Do you reject Ho? or Yes (Reject Ho) No (Fall to reject Ho) Yes (Reject Ho) No (Fall to reject Ho) Wording of final conclusion There lo sufficient evidence to warrant rejection of the claim that... (original claim)." There is not sufficient evidence to warrant rejection of the claim that... (original claim)." The sample data support the claim that... (original claim)." Inferences about : choosing between tand normal distributions 7 distribution: "There is not sufficient sample evidence to support the claim that... (original claim)." o not known and normally distributed population o not known and > 30 o known and normally distributed population o known and n > 30 (This is the only case in which the original claim is rejected.) (This is the only case in which the original claim is supported.) or M Nonparametric method or bootstrapping: Population not normally distributed and s 30