Which statements are true about the median of a data set? check all that apply. the median isn’t affected much by one outlier. the median is always affected by one outlier. the median is the number in the middle on an ordered set of data. to find the median, find the difference between the highest and lowest numbers. to find the median of an even data set, find the average of the two middle numbers.

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13