The following table displays data from a random sample of residents in Waterfall City.
Waterfall City
Annual Income Number of
Residents
500
Less than
$30,000
450
235
$30,001 to
$45,000
$45,001 to
$75,000
More than
$75,000
0
Which of the following can be inferred from the sample data?
Help pl

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

The variable in a relation who’s value depends on the value of the independent variable is called what?