Question

Taken from the below population, would a score of X= 50 be considered a central score...

Taken from the below population, would a score of X= 50 be considered a central score (near the middle of the distribution) or an extreme score (far out in the tail of the distribution)?


µ=90 and σ=20

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
1.) If a z-score is larger than _________ it is considered extreme. a. +/- 2 b....
1.) If a z-score is larger than _________ it is considered extreme. a. +/- 2 b. +/- 0.05 c. +/- 1.64 d. +/- 1.25 2.) For a population with µ = 200 and σ = 25, the distribution of sample means (based on samples of size n = 25) will have a mean of _______ and a standard error of _______. 3.) A normal distribution has μ = 70 and σ = 10.   What is the probability of randomly selecting...
1. What z-score value separates 20% of the distribution in the tail on the left (i.e.,...
1. What z-score value separates 20% of the distribution in the tail on the left (i.e., the bottom 20% of the distribution) from the rest of the distribution? 2. What z-score value separates 40% of the distribution in the tail on the right (i.e., the top 40% of the distribution) from the rest of the distribution? 3. IQ scores are standardized to produce a normal distribution with a mean of µ = 100 and a standard deviation of σ =...
3. A population of scores has µ = 44. In this population, a score of X...
3. A population of scores has µ = 44. In this population, a score of X = 40 corresponds to z = –0.50. What is the population standard deviation?​ a. 2​ b. ​4 c. ​8 d. ​-8 4. Last week Tim got a score of X = 54 on a math exam with µ = 60 and σ = 8. He also got X = 49 on an English exam with µ = 55 and σ = 3, and he...
The Central Limit Theorem says that when sample size n is taken from any population with...
The Central Limit Theorem says that when sample size n is taken from any population with mean μ and standard deviation σ when n is large, which of the following statements are true? The distribution of the sample mean is approximately Normal. The standard deviation is equal to that of the population. The distribution of the population is exactly Normal. The distribution is biased.
A random sample of size 64 is taken from a population with mean µ = 17...
A random sample of size 64 is taken from a population with mean µ = 17 and standard deviation σ = 16. What are the expected value and the standard deviation for the sampling distribution of the sample mean?
A random sample of size 64 is taken from a population with mean µ = 17...
A random sample of size 64 is taken from a population with mean µ = 17 and standard deviation σ = 16. What are the expected value and the standard deviation for the sampling distribution of the sample mean? 17 and 2, respectively. 17 and 64, respectively. 17 and 16, respectively. 17 and 1, respectively.
A random sample of size 64 is taken from a population with mean µ = 17...
A random sample of size 64 is taken from a population with mean µ = 17 and standard deviation σ = 16. What are the expected value and the standard deviation for the sampling distribution of the sample mean? 17 and 2, respectively. 17 and 64, respectively. 17 and 16, respectively. 17 and 1, respectively.
Given the sample results taken from a normal population distribution: mean = 4.65, σ = 0.32,...
Given the sample results taken from a normal population distribution: mean = 4.65, σ = 0.32, and n = 19. For a 90% confidence interval, find the margin-of-error for the population mean. (use 2 decimal places)
The value of one score in a distribution is changed from X = 20 to X...
The value of one score in a distribution is changed from X = 20 to X = 30. Which measure(s) of central tendency is (are) certain to be changed? Question 34 options: the mean the median the mean and the median the mode cannot be determined from information given
1. A sample of 6 voters to be randomly drawn from the U.S population, when 50%...
1. A sample of 6 voters to be randomly drawn from the U.S population, when 50% vote Republican. a. The number of Republican voters in this sample can vary from 0 to 6. Find its probability distribution. b. Calculate the mean and standard deviation. c. Use the binomial mean and variance formula to verify your results in b. d. What is the probability of exactly 2 Republican voters in the sample? Use the following table to do part a and...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT