Anewspaper reports the following changes in the temperature of a city over 4 days: 2.64 degrees celsius, negative 2 over 9 degrees celsius, −0.35 degrees celsius, 5 over 8 degrees celsius write an expression to show the average daily change in the temperature of the city. write the steps to solve the expression. round your answer to the nearest hundredth.

What is the slope of a line that is perpendicular to y = 3x + 1

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?