6. What term used to identify the mean of the distribution of sample means? a. expected value of mean b. standard error of mean c. sample mean d. central limit mean 7. A sample of n=25 scores is selected from a population with u = 100 with o = average, how much error would be expected between the sample mean and the population 20. On mean? 25 points b. 20 points 4 points d. 0.8 points a. C. 8. A random sample of n = 4 scores is selected from a population. Which of the following distributions definitely will be normal? The scores in the sample will form a normal distribution. b. The scores in the population will form a normal distribution. The distribution of sample means will form a normal distribution. d. Neither the sample, the population, nor the distribution of sample means will be normal. a. C. 9. What happens to the expected value of the standard error of the mean as sample size increases? It also increases. b. It also decreases. a. It stays constant. d. Need more information. C. 10. If a sample of n=4 scores is obtained from a population with mean of 70 and a standard deviation of 12, then what is the z-score corresponding to a sample mean of 76? a. z=0.25 b. z=0.50 C. z=1.00 d. z=2.00
6. What term used to identify the mean of the distribution of sample means? a. expected value of mean b. standard error of mean c. sample mean d. central limit mean 7. A sample of n=25 scores is selected from a population with u = 100 with o = average, how much error would be expected between the sample mean and the population 20. On mean? 25 points b. 20 points 4 points d. 0.8 points a. C. 8. A random sample of n = 4 scores is selected from a population. Which of the following distributions definitely will be normal? The scores in the sample will form a normal distribution. b. The scores in the population will form a normal distribution. The distribution of sample means will form a normal distribution. d. Neither the sample, the population, nor the distribution of sample means will be normal. a. C. 9. What happens to the expected value of the standard error of the mean as sample size increases? It also increases. b. It also decreases. a. It stays constant. d. Need more information. C. 10. If a sample of n=4 scores is obtained from a population with mean of 70 and a standard deviation of 12, then what is the z-score corresponding to a sample mean of 76? a. z=0.25 b. z=0.50 C. z=1.00 d. z=2.00
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:6. What term
used to identify the mean of the distribution of sample means?
a. expected value of mean
b. standard error of mean
c. sample mean
d. central limit mean
7. A sample of n=25 scores is selected from a population with u = 100 with o =
average, how much error would be expected between the sample mean and the population
20. On
mean?
25 points
b. 20 points
4 points
d. 0.8 points
a.
C.
8. A random sample of n = 4 scores is selected from a population. Which of the following
distributions definitely will be normal?
The scores in the sample will form a normal distribution.
b. The scores in the population will form a normal distribution.
The distribution of sample means will form a normal distribution.
d. Neither the sample, the population, nor the distribution of sample means will be
normal.
a.
C.
9. What happens to the expected value of the standard error of the mean as sample size
increases?
It also increases.
b. It also decreases.
a.
It stays constant.
d. Need more information.
C.
10. If a sample of n=4 scores is obtained from a population with mean of 70 and a standard
deviation of 12, then what is the z-score corresponding to a sample mean of 76?
a. z=0.25
b. z=0.50
C. z=1.00
d. z=2.00
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