Exhibit 12.7 The heights (in cm)for a random sample of 60 males were measured.The sample mean is 166.55,the standard deviation is 12.57,the sample kurtosis is 0.12,and the sample skewness is -0.23.The following table shows the heights subdivided into non-overlapping intervals. Refer to Exhibit 12.7.The heights are subdivided into five intervals.The degrees of freedom for the goodness-of-fit test for normality is:
A)2
B)3
C)4

Question

Exhibit 12.7 The heights (in cm)for a random sample of 60 males were measured.The sample mean is 166.55,the standard deviation is 12.57,the sample kurtosis is 0.12,and the sample skewness is -0.23.The following table shows the heights subdivided into non-overlapping intervals.  Refer to Exhibit 12.7.The heights are subdivided into five intervals.The degrees of freedom for the goodness-of-fit test for normality is:
A)2 
B)3 
C)4

Quizplus · Accepted Answer

The Answer of Exhibit 12.7 The heights (in cm)for a random sample of 60 males were measured.The sample mean is 166.55,the standard deviation is 12.57,the sample kurtosis is 0.12,and the sample skewness is -0.23.The following table shows the heights subdivided into non-overlapping intervals.  Refer to Exhibit 12.7.The heights are subdivided into five intervals.The degrees of freedom for the goodness-of-fit test for normality is:
A)2 
B)3 
C)4