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QUIZ

11th

grade

62%

accuracy

3

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Gladys Mallari

3 years

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15 questions

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- 1. Multiple Choice20 seconds1 pt
A probability distribution that describes the probability for each mean of all the samples with the same sample size n is called ____________.

Frequency Distribution

Normal Distribution

Sampling Distribution

Non-probability

- 2. Multiple Choice30 seconds1 pt
A population consists of values 2, 4, 6, and 8. What is the population mean?

4.0

4.5

5.0

5.5

- 3. Multiple Choice20 seconds1 pt
A sample consists of values 5, 10, and 15. What is the sample mean?

10

11

12

13

- 4. Multiple Choice30 seconds1 pt
If the population standard deviation $\sigma$ of a data set is 5, what is the population variance?

10

15

20

25

- 5. Multiple Choice30 seconds1 pt
If the population variance of a set of data is 16, what is the population standard deviation?

3.5

4.0

4.5

5.0

- 6. Multiple Choice30 seconds1 pt
If a population has a mean of 5.6, what is the mean of the sampling distribution of its means?

4.6

5.6

6.6

7.6

- 7. Multiple Choice20 seconds1 pt
If a population has a mean of 25, what is the mean of the sampling distributions of its means?

20

25

30

35

- 8. Multiple Choice10 seconds1 pt
If the mean of the sampling distribution of the means is 12.4, what is the mean of the population?

12.0

12.2

12.4

12.6

- 9. Multiple Choice20 seconds1 pt
Which of the following states that, “If samples of size n, where n is sufficiently then the sampling distribution of sample means approximates a normal distribution”?

Probability Distribution

Normal Distribution

Central Limit Theorem

Random Variable

- 10. Multiple Choice30 seconds1 pt
If a population has a variance of 6.2, what is the variance of the sampling distribution if the mean is n=2?

3.1

3.2

3.3

3.4

- 11. Multiple Choice20 seconds1 pt
Which of the following statements is correct?

The mean of the sampling distribution of the means is greater than the population mean.

The mean of the sampling distribution of the sample means is less than the population mean.

The means of the samples drawn from a population are always equal to the population mean.

The means of the samples drawn from a population may be equal, less than, or greater than the population mean.

- 12. Multiple Choice30 seconds1 pt
A population consists of values 3, 6, 9, and 12. What is the population mean?

5.5

6.5

7.5

8.5

- 13. Multiple Choice30 seconds1 pt
A sample consists of values 4, 8, 12, and 16. What is the sample mean?

10

11

12

13

- 14. Multiple Choice30 seconds1 pt
If the population standard deviation $\sigma$ of a data set is 4, what is the population variance?

9

12

16

25

- 15. Multiple Choice20 seconds1 pt
If the population variance of a set of data is 25, what is the population standard deviation?

5.0

5.5

6.0

6.5

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