15 ft tall. 20inch scale. what is the model's scale

What are the solutions to the equation 4x2+3x=24-x

What does the relationship between the mean and median reveal about the shape of the data

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125