section of a national exam. A random sample of 28 students selected from the students at a large high school took a practice exam, and the time (in minutes) that it took each student to complete the...

section of a national exam. A random sample of 28 students selected from the<br>students at a large high school took a practice exam, and the time (in minutes)<br>that it took each student to complete the multiple-choice section was recorded.<br>The times are given below.<br>Time to Complete the Multiple Choice Section<br>58<br>76<br>74<br>80<br>88<br>74<br>65<br>97<br>66<br>95<br>77<br>63<br>83<br>73<br>64<br>71<br>60<br>68<br>70<br>63<br>71<br>57<br>75<br>74<br>52<br>71<br>81<br>82<br>Is there evidence at the 5% level of significance that the mean time to complete<br>the multiple-choice sections for students at this school is less than 76 minutes?<br>

Extracted text: section of a national exam. A random sample of 28 students selected from the students at a large high school took a practice exam, and the time (in minutes) that it took each student to complete the multiple-choice section was recorded. The times are given below. Time to Complete the Multiple Choice Section 58 76 74 80 88 74 65 97 66 95 77 63 83 73 64 71 60 68 70 63 71 57 75 74 52 71 81 82 Is there evidence at the 5% level of significance that the mean time to complete the multiple-choice sections for students at this school is less than 76 minutes?

Jun 02, 2022

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section of a national exam. A random sample of 28 students selected from the students at a large high school took a practice exam, and the time (in minutes) that it took each student to complete the...

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