The accompanying data represent the pulse rates (beats per minute) of nine students. Treat the nine students as a population.

Question

The accompanying data represent the pulse rates (beats per minute) of nine students. Treat the nine students as a population. Compute the z-scores for all the students. Compute the mean and standard deviation of these z-scores.
Compute the z-scores for all the students. Complete the table.
Student                              Z-score
Student 1
Student 2
Student 3
Student 4
Student 5
Student 6
Student 7
Student 8
Student 9

Pulse Rates

Student                                         Pulse
Student 1                                          77
Student 2                                         61
Student 3                                          60
Student 4                                          80      
Student 5                                          72
Student 6                                          80
Student 7                                          80
Student 8                                          68
Student 9                                          73

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