Please explain. Also, how do I get P?

Kids with eel phom: Amarketing manager for a eel phone company claims that legs than 58% of chidren aged '812 have eel phones. In a survey of 820 chidren aged 8-12 by a nationai consumer's group, 443 Of them had eel phones. Can you conclude that'the manager's claim is true? Use them: 0.10 level of significance and the Pvalue method with the 1184 Plus. calculator. [a] State. the appropriate ml and alternate hypotheses. H0: H1: E] This hypotlhesis testis a (Choose'oe) Y test