Which of these statements is correct? The trend line for scatterplot A will have a positive slope, and the trend line for scatterplot B will have a positive slope. The trend line for scatterplot A will have a positive slope, and the trend line for scatterplot B will have a negative slope. The trend line for scatterplot A will have a negative slope, and the trend line for scatterplot B will have a positive slope. The trend line for scatterplot A will have a negative slope, and the trend line for scatterplot B will have a negative slope.

The length of a rectangle is 5 times the width. if the perimeter is to be greater than 36 meters. what are the possible values for the width?

Judy garland electronics operate on a net-profile rate of 20% on its printer cables. if the markup is $8.95 and the overhead is $4.31,find the net profit and the selling price? use the net-profit rate formula to solve this problem.

Assume that females have pulse rates that are normally distributed with a mean of mu equals 72.0 beats per minute and a standard deviation of sigma equals 12.5 beats per minute. complete parts (a) through (c) below. a. if 1 adult female is randomly selected, find the probability that her pulse rate is between 65 beats per minute and 79 beats per minute. the probability is? b. if 16 adult females are randomly selected, find the probability that they have pulse rates with a mean between 65 beats per minute and 79 beats per minute. the probability is? c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?