In a distribution with μ = 40, the largest score is X = 45 and the...
In a distribution with μ = 40, the largest score is X = 45 and the smallest score is X = 35. For this distribution, the standard deviation cannot be greater than 5.
TrueFalse
Homework Answers
Request Answer!
We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
Add Answer to:
In a distribution with μ = 40, the largest score is X =
45 and the...
14. For a negatively skewed distribution with a mode of X-25 and a median of 20,...
14. For a negatively skewed distribution with a mode of X-25 and a median of 20, the mean is probably a greater than 25 b. less than 20 c. between 20 and 25 d. cannot be determined from the information given 15. A distribution is positively skewed. Which of the most probable order for the three measures of central tendency? a mean - 40, median - 50, mode - 60 b. mean-60, median - 50, mode - 40 c. mean...
(b) Suppose that the random variable X has a normal distribution with mean μ and standard...
(b) Suppose that the random variable X has a normal distribution with mean μ and standard deviation σ. Which of the following is correct about the value x-μ+.28ơ i. The z-score of x is-0.58. ії. x is approximately .61 standard deviations above the mean. iii. There is approximately 39% chance of getting a value that is larger than x. iv. There is approximately 61% chance of getting a value that is larger than T v. r is approximately the 39th...
On an exam with μ-52, you have a score of X-56. Which value for the standard...
On an exam with μ-52, you have a score of X-56. Which value for the standard deviation would give you the highest position in the class distribution? 16. d. Cannot be determine 17. For a population with μ-80 and σ-10, what is the z-score corresponding to X-95 a. +0.25 b. +0.50 c. +0.75 d. +1.50
- What proportion of a normal distribution is located between each of the following Z-score boundaries?...
What proportion of a normal distribution is located between each of the following Z-score boundaries? a. z= -0.50 and z= +0.50 b. z=-0.90 and z= +0.90 c. z=-1.50 and z= 1.50 For a normal distribution with a mean of μ = 80 and a standard deviation of σ= 20, find the proportion of the population corresponding to each of the following. a. Scores greater than 85. b. Scores less than 100. c. Scores between 70 and 90. IQ test scores are standardized to produce a normal distribution with...
A normal distribution has a mean of µ = 70 with σ = 10. If one...
A normal distribution has a mean of µ = 70 with σ = 10. If one score is randomly selected from this distribution, what is the probability that the score will be greater than X = 82? a.0.3849 b.0.7698 c.0.1151 d.0.8849 n a sample with M = 40 and s = 8, what is the z-score corresponding to X = 38? a.–0.25 b.+ 0.25 c.0.50 d.–0.50 In a population of N = 10 scores, the smallest score is X =...
Suppose an x distribution has mean μ = 5. Consider two corresponding x distributions, the first based on samples of size...
Suppose an x distribution has mean μ = 5. Consider two corresponding x distributions, the first based on samples of size n = 49 and the second based on samples of size n = 81. (a) What is the value of the mean of each of the two x distributions? For n = 49, μ x = For n = 81, μ x = (b) For which x distribution is P( x > 6.25) smaller? Explain your answer. The distribution...
Suppose an x distribution has mean μ = 2. Consider two corresponding x distributions, the first...
Suppose an x distribution has mean μ = 2. Consider two corresponding x distributions, the first based on samples of size n = 49 and the second based on samples of size n = 81. (a) What is the value of the mean of each of the two x distributions? For n = 49, μ x = For n = 81, μ x = (b) For which x distribution is P( x > 2.5) smaller? Explain your answer. The distribution...
A distribution with µ = 55 and σ = 6 is being standardized so that the...
A distribution with µ = 55 and σ = 6 is being standardized so that the new mean and standard deviation will be µ = 50 and σ = 10. When the distribution is standardized, what value will be obtained for a score of X = 58 from the original distribution? a.58 b.55 c.61 d.53 On an exam with μ = 52, you have a score of X = 56. Which value for the standard deviation would give you the...
On an exam with μ = 52, you have a score of X = 48. Which...
On an exam with μ = 52, you have a score of X = 48. Which value for the standard deviation would give you a higher position in the class distribution?
Suppose x has a normal distribution with mean μ =45 and standard deviation σ 12 Describe...
Suppose x has a normal distribution with mean μ =45 and standard deviation σ 12 Describe the distribution of x values for sample size n-4. (Round ơ to two decimal places.) 阪- 吸- Describe the distribution of x values for sample size n-16. (Round σ5 to two decimal places.) Describe the distribution of x values for sample size n = 100. (Round 恢ー ox- to two decimal places.)
14. For a negatively skewed distribution with a mode of X-25 and a median of 20, the mean is probably a greater than 25 b. less than 20 c. between 20 and 25 d. cannot be determined from the information given 15. A distribution is positively skewed. Which of the most probable order for the three measures of central tendency? a mean - 40, median - 50, mode - 60 b. mean-60, median - 50, mode - 40 c. mean...
(b) Suppose that the random variable X has a normal distribution with mean μ and standard deviation σ. Which of the following is correct about the value x-μ+.28ơ i. The z-score of x is-0.58. ії. x is approximately .61 standard deviations above the mean. iii. There is approximately 39% chance of getting a value that is larger than x. iv. There is approximately 61% chance of getting a value that is larger than T v. r is approximately the 39th...
On an exam with μ-52, you have a score of X-56. Which value for the standard deviation would give you the highest position in the class distribution? 16. d. Cannot be determine 17. For a population with μ-80 and σ-10, what is the z-score corresponding to X-95 a. +0.25 b. +0.50 c. +0.75 d. +1.50
Suppose x has a normal distribution with mean μ =45 and standard deviation σ 12 Describe the distribution of x values for sample size n-4. (Round ơ to two decimal places.) 阪- 吸- Describe the distribution of x values for sample size n-16. (Round σ5 to two decimal places.) Describe the distribution of x values for sample size n = 100. (Round 恢ー ox- to two decimal places.)
Most questions answered within 3 hours.
-
The length of a pencil is measured to be 10.00 cm with a ruler.
What is...
asked 3 minutes ago -
A 120 cm^3 box contains helium at a pressure of 1.80 atm and a
temperature of...
asked 9 minutes ago -
Given that Kb for the weak base analine is 3.8 X
10-10, which of the following...
asked 11 minutes ago -
A uniform, solid sphere of radius 4.50 cm and mass 4.50 kg
starts with a purely...
asked 8 minutes ago -
A sniper fires a rifle bullet into a gasoline tank, making a
hole 51.0 m below...
asked 11 minutes ago -
The US Census Bureau gathered data regarding yearly gas sales
for residents of different states. Wyoming...
asked 32 minutes ago -
A person in a casino decides to play blackjack until he loses a
game, but he...
asked 35 minutes ago -
mode field diameter (MFD) is an important parameter in
characterizing single mode fibre properties which takes...
asked 26 minutes ago -
Question 4: What is the significance of those strange
“36.79%” and “63.21%” numbers the procedure? That...
asked 32 minutes ago -
Rules of implementation!:
You may NOT modify any of the files except Expression.java in
ANY way....
asked 33 minutes ago -
Arbitration of disputes under the purview of "lemon laws" under
state statute is:
not required by...
asked 47 minutes ago -
Describe three pieces of evidence that mitochondria and evolved
from symbiotic mutualisms between a eukaryote (or...
asked 54 minutes ago