# Mean of a Data Set Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to **Mean of a Data Set**. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using **Show Answer** button. You can use **Next Quiz** button to check new set of questions in the quiz.

**Q 1 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

12, 15, 18, 13, 6, 14

### Answer : C

### Explanation

**Step 1:**

Mean = $\frac{(12 + 15 + 18 + 13 + 6 + 14)}{6} = \frac{78}{6}$ = 13

**Step 2:**

So Mean of given data set = 13

**Q 2 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

8, 12, 8, 10, 18, 12, 4

### Answer : A

### Explanation

**Step 1:**

Mean = $\frac{( 8 + 12 + 8 + 10 + 18 + 12 + 4)}{7} = \frac{72}{7}$ = 10.3

**Step 2:**

So Mean of given data set = 10.3

**Q 3 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

21, 1, 16, 8, 19

### Answer : B

### Explanation

**Step 1:**

Mean = $\frac{(21 + 1 + 16 + 8 + 19)}{5} = \frac{65}{5}$ = 13

**Step 2:**

So Mean of given data set = 13

**Q 4 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

17, 7, 2, 15, 6, 19, 20, 15, 18

### Answer : D

### Explanation

**Step 1:**

Mean = $\frac{(17 + 7 + 2 + 15 + 6 + 19 + 20 + 15 + 18)}{9} = \frac{119}{9}$ = 13.2

**Step 2:**

So Mean of given data set = 13.2

**Q 5 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

16, 14, 3, 2, 5, 4, 2, 15, 2

### Answer : A

### Explanation

**Step 1:**

Mean = $\frac{(16 + 14 + 3 + 2 + 5 + 4 + 2 + 15 + 2)}{9} = \frac{63}{9}$ = 7

**Step 2:**

So Mean of given data set = 7

**Q 6 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

2, 7, 8, 10, 17, 14, 7

### Answer : C

### Explanation

**Step 1:**

Mean = $\frac{(2 + 7 + 8 + 10 + 17 + 14 + 7)}{7} = \frac{65}{7}$ = 9.3

**Step 2:**

So Mean of given data set = 9.3

**Q 7 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

18, 15, 11, 3, 8, 4, 13, 12, 3

### Answer : D

### Explanation

**Step 1:**

Mean = $\frac{(18 + 15 + 11 + 3 + 8 + 4 + 13 + 12 + 3)}{9} = \frac{87}{9}$ = 9.7

**Step 2:**

So Mean of given data set = 9.7

**Q 8 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

21, 15, 18, 11, 13, 7

### Answer : B

### Explanation

**Step 1:**

Mean = $\frac{(21 + 15 + 18 + 11 + 13 + 7)}{6} = \frac{85}{6}$ = 14.2

**Step 2:**

So Mean of given data set = 14.2

**Q 9 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

8, 16, 18, 10, 9, 6, 17

### Answer : A

### Explanation

**Step 1:**

Mean = $\frac{(8 + 16 + 18 + 10 + 9 + 6 + 17)}{7} = \frac{84}{7}$ = 12

**Step 2:**

So Mean of given data set = 12

**Q 10 - Find the mean of the set of numbers given below. Round your answer to the nearest tenth.**

25, 18, 18, 13, 4, 17, 18, 19, 3

### Answer : C

### Explanation

**Step 1:**

Mean = $\frac{(25 + 18 + 18 + 13 + 4 + 17 + 18 + 19 + 3)}{9} = \frac{135}{9}$ = 15

**Step 2:**

So Mean of given data set = 15.