Refer to Data Set 23 ?Old Faithful? in Appendix B for the time intervals before eruptions of

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Refer to Data Set 23 ?Old Faithful? in Appendix B for the time intervals before eruptions of the Old Faithful geyser. Use a 0.05 significance level to test the claim that those times are from a population with a median of 90 minutes.

Data set 23

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Elementary Statistics Using Excel

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Refer to Data Set 23 ?Old Faithful? in Appendix B for the time intervals before eruptions of

Question:

INT BEFORE (MIN) 82 99 DURATION (SEC) 251 243 250 INT AFTER (MIN) HEIGHT (FT) PRED ERROR (MIN) TIT 83 76 86 130 125 -13 88 120 -2 240 82 120 -6 92 86 243 87 130

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The test statistic of results in a Pvalue of 02150 and it i...View the full answer

Elementary Statistics Using Excel

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