You have a spinner with equal parts labeled 1 -5 and a fair number cube. what is the probability of spinning a number less than 4 or rolling a number less than 4? Help the probability im getting isn't less than 1

Solve the triangle. a = 21°, c = 105°, c = 5

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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