Table 5. Hypotheses for the questionnaire item Would you like to continue with App Inventor?

$H_0$	$H_1$	Probability of error	The null hypothesis
There are no significant differences in the responses of boys and girls as to whether they would like to continue learning mobile app programming in App Inventor.	There are differences in the responses of boys and girls as to whether they would like to continue learning mobile app programming in App Inventor.	27.51%	Accept
There are no significant differences in the responses of primary and secondary school students as to whether they would like to continue learning mobile app programming in App Inventor.	There are significant differences in primary and secondary school students’ responses regarding whether they would like to continue learning mobile app programming in App Inventor.	1.74%	Reject