According to the 2009 current Population Survey conducted by the U. S. Census Bureau, 40% of the U. S. population 25 years old and over has completed a bachelor's degree or more. Given a random sample of 50 people 25 years old or over, find the mean number of people that have completed a bachelor's degree.

Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Aline passes through 3,7 and 6,9 what equation represents the line

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?