Question

Use this data in the problem below. Follow the steps carefully. Round to the nearest tenth.

Lot 1:
Week 1: 600 Week 2: 300 Week 3: 500 Week 4: 900
Step 1. Jim enters the data and calculates the average or mean. ______

Step 2. Jim calculates the deviation from the mean by subtracting the mean from each value.

Step 3. Jim squares each deviation to remove negative signs.

Step 4. Jim sums the squares of each deviation and divides by the count for the variance.____

Step 5. Jim takes the square root of the variance to find the standard deviation. ______