In a study of lesbian and gay youths, 141 out of 220 males and 115 out of 230 females said their self-esteem was affected positively by
"coming out." Do these data provide sufficient evidence to
conclude that there is a difference in the proportion of lesbian and
gay male youths whose self-esteem is affected positively by
"coming out?" Use a significance level of 0.01.

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

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

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.