Last year a company received 50 complaints concerning carpet installation. The data in the accompanying table represents the number of days between the receipt of a complaint and the resolution of the...


Last year a company received 50 complaints concerning carpet installation. The data in the accompanying table represents the number of days between the receipt of a complaint and the resolution of the complaint. Complete parts (a) through<br>(d).<br>Click the icon to view the data table.<br>.....<br>a. The supervisor claims that the mean number of days between the receipt of a complaint and the resolution of the complaint is 40 days. At the 0.05 level of significance, is there evidence that the claim is not true (that is, that the mean<br>number of days is different from 40)?<br>State the null and alternative hypotheses.<br>Ho: H =<br>40<br>40<br>Data Table<br>Determine the test statistic.<br>Days between receipt and resolution of complaint<br>134<br>The test statistic is 0.6409.<br>51<br>60<br>35<br>37<br>23<br>145<br>2<br>119<br>(Round to four decimal places as needed.)<br>75<br>70<br>25<br>21<br>12<br>121<br>106<br>110<br>19<br>95<br>81<br>33<br>27<br>20<br>1<br>11<br>8<br>166<br>36<br>36<br>Find the p-value.<br>27<br>27<br>20<br>10<br>10<br>12<br>18<br>13<br>13<br>13<br>23<br>51<br>37<br>22<br>37<br>21<br>26<br>23<br>30<br>67<br>p-value =<br>(Round to four decimal places as needed.)<br>Print<br>Done<br>

Extracted text: Last year a company received 50 complaints concerning carpet installation. The data in the accompanying table represents the number of days between the receipt of a complaint and the resolution of the complaint. Complete parts (a) through (d). Click the icon to view the data table. ..... a. The supervisor claims that the mean number of days between the receipt of a complaint and the resolution of the complaint is 40 days. At the 0.05 level of significance, is there evidence that the claim is not true (that is, that the mean number of days is different from 40)? State the null and alternative hypotheses. Ho: H = 40 40 Data Table Determine the test statistic. Days between receipt and resolution of complaint 134 The test statistic is 0.6409. 51 60 35 37 23 145 2 119 (Round to four decimal places as needed.) 75 70 25 21 12 121 106 110 19 95 81 33 27 20 1 11 8 166 36 36 Find the p-value. 27 27 20 10 10 12 18 13 13 13 23 51 37 22 37 21 26 23 30 67 p-value = (Round to four decimal places as needed.) Print Done

Jun 10, 2022
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