Write the inequality. For a field trip 22 students rode in cars and the rest filled six buses. How many students were in each bus if no more than 280 students went on the trip? Let number of students in each bus be x​

What does the sign of the slope tell you about a line?

Which expression is equivalent to the expression for the perimeter of the larger garden?

Arandom sample of 15 observations is used to estimate the population mean. the sample mean and the standard deviation are calculated as 172 and 63, respectively. assume that the population is normally distributed. a. with 99 confidence, what is the margin of error for the estimation of the population mean? b. construct the 99% confidence interval for the population mean. c. construct the 95% confidence interval for the population mean. d. construct the 83% confidence interval for the population mean. hint: you need to use excel function =t. inv.2t to find the value of t for the interval calculation.