5.

The following 6 months of data were collected on maintenance cost and the number of machine hours in a factory: Select the correct set of high and low months. a. High: January, Low: April b. High: January, Low: March c. High: June, Low: March d. High: June, Low: April The following 6 months of data were collected on maintenance cost and the number of machine hours in a factory: Select the correct set of high and low months. a. High: January, Low: April b. High: January, Low: March c. High: June, Low: March d. High: June, Low: April