3. If we are given a Normal distribution with such at N(56, 11). Answer the following questions.a. What is the mean of the distribution?b. What is the standard deviation of the distribution?

Answered: Image /qna-images/answer/ca23da7e-10a7-46f2-aa0e-cb515074ce91.jpg

Answered: If we are given a Normal distribution…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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3qs
please answer parts d. e. and f.
24. How does the t distribution differ from the Z distribution? a. It has a smaller standard deviation and hence thinner tails than the Z distribution. b. It has a larger standard deviation and hence thicker tails than the Z distribution. c. The t and Z distributions are no different.
10. Suppose a normal distribution has a normal distribution with au = 25 and a standard deviation o = 5. Between what values of x do 95% of the values lie? a. 20 and 30 b. 35 and 45 c. 15 and 25 d. 15 and 35
Suppose x has a normal distribution with mean ? = 53 and standard deviation ? = 7.Describe the distribution of x values for sample size n = 4. (Round ?x to two decimal places.) ?x = ?x = Describe the distribution of x values for sample size n = 16. (Round ?x to two decimal places.) ?x = ?x = Describe the distribution of x values for sample size n = 100. (Round ?x to two decimal places.) ?x = ?x =
The average amount of money that people spend at Don Mcalds fast food place is $7.0500 with a standard deviation of $1.7600. 14 customers are randomly selected. Please answer the following questions, and round all answers to 4 decimal places where possible and assume a normal distribution. a. What is the distribution of X? X - N b. What is the distribution of ? - N c. What is the distribution ofΣ? - N( I d. What is the probability that one randomly selected customer will spend more than $7.6744? e. For the 14 customers, find the probability that their average spent is more than $7.6744. f. Find the probability that the randomly selected 14 customers will spend less than $107.4416. g. For part e) and f), is the assumption of normal necessary? Yes No h. The owner of Don Mcalds gives a coupon for a free sundae to the 2% of all groups of 14 people who spend the most money. At least how much must a group of 14 spend in total to get the free sundae? $
A vertical line is drawn through a normal distribution at z = 1.20. What proportion of the distribution is on the left-hand side of the line? Question 6 options: 0-8849 0-1151 0.3849 0.7698
"For a normal distribution with a mean of m5 85 and a standard deviation of s5 20, find the proportion of the population corresponding to each of the following.a.Scores greater than 89b.Scores less than 72c.Scores between 70 and 100"
4. The grades in an exam have a normal distribution with u=75 averages and o=8 standard deviation. The teacher gives AA to those who score 90 and above. Since 12 students got AA, what is the approximate number of students taking the exam?
solve the following
How can a value for z be determined if it is not found in normal distribution table. For example, if I want to calculate phi of 3.33 what is it going to be?

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If we are given a Normal distribution with such at N(56, 11). Answer the following questions. a. What is the mean of the distribution? b. What is the standard deviation of the distribution?