Mean of these spelling test scores: 9, 8, 2, 10, 10, 3, 10, 9, 9, 10

To find the mean (average) of the spelling test scores, you need to add all the scores together and then divide by the number of scores. Here's how to do it:

Step 1: Add all the scores together: 9 + 8 + 2 + 10 + 10 + 3 + 10 + 9 + 9 + 10 = 80

Step 2: Count the number of scores. In this case, there are 10 scores.

Step 3: Divide the total score by the number of scores: 80 ÷ 10 = 8

So, the mean of these spelling test scores is 8.

To find the mean (average) of the spelling test scores, you need to add all the scores together and then divide by the number of scores. Here's how to do it:

Step 1: Add all the scores together: 9 + 8 + 2 + 10 + 10 + 3 + 10 + 9 + 9 + 10 = 80

Step 2: Count the number of scores. In this case, there are 10 scores.

Step 3: Divide the total by the number of scores: 80 ÷ 10 = 8

So, the mean of these spelling test scores is 8.