Você já viu que um número natural pode ser usado para indicar uma contagem, uma medida, uma posição (ou or
dem) ou um código.
Escreva o que cada número está indicando, ou seja, o uso dele
a) A senha do cartão de crédito de Paulo é 96761
b) Na turma de Roberta há 36 alunos
c) Maura comprou 3 metros de tecido
d) O time de Juca ficou em 2º lugar no campeonato escolar.​

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0