The following Dot Plot represents two data sets, A & B. which of the following statements is not true? The range of the two sets in the same.

The difference between the median of each set is 40.

Set B has a higher mean than set A.

The mode of set A is 50 less than the mode of set B.

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Find the missing factor. write your answer inexponential form.9^2=9^4×

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.