For the princess’s wedding, the king put on a great wedding feast. He had 34 tables, each with 19 plates of ham. There were 73 tables, each with 26 plates of roast beef, and there were 104 tables, each with 27 plates of vegetables. How many plates were needed just to serve the ham, beef and vegetables?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Someone answer asap for ! 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.

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.