TABLE 11-12
Parents complain that children read too few storybooks and watch too much television nowadays. A survey of 1,000 children reveals the following information on average time spent watching TV and average time spent reading storybooks.

-Referring to Table 11-12, to test whether there is any relationship between average time spent watching TV and average time spent reading story books, the value of the measured test statistic is ________.
A) -12.59
B) 1.61
C) 481.49
D) 1,368.06

Question

TABLE 11-12
Parents complain that children read too few storybooks and watch too much television nowadays. A survey of 1,000 children reveals the following information on average time spent watching TV and average time spent reading storybooks.
 
-Referring to Table 11-12, to test whether there is any relationship between average time spent watching TV and average time spent reading story books, the value of the measured test statistic is ________.
A) -12.59 
B) 1.61 
C) 481.49 
D) 1,368.06

Quizplus · Accepted Answer

The measured test statistic is the t-value, which is calculated as the difference between the sample means divided by the standard error of the difference. In this case, the t-value is 481.49.

TABLE 11-12 Parents Complain That Children Read Too Few Storybooks and Watch