43. Let X have a Standard Normal Distribution. Find P( – 1.27 < X < 2.05).В. 0.8977A. 0.8777С. 0.9177D. 0.9377

the PDF of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…

Answered: 43. Let X have a Standard Normal…

Math

Statistics

43. Let X have a Standard Normal Distribution. Find P( – 1.27 < X < 2.05). A. 0.8777 В. 0.8977 С. 0.9177 D. 0.9377

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: Assume Z has a standard normal distribution. Use Appendix Table III to determine the value for z…

A: The mean and the standard deviation of standard normal distribution are 0 and 1, respectively.

Q: Let X have a Nonstandard Normal Distribution with µ 55 and o = 8. Find P(X > 57).

A: Given that X follows N(mean = 55, SD = 8)

Q: 27. Let X have a Standard Normal Distribution. Find P(X < 1.46). C. 0.93785 A. 0.91785 B. 0.92785 D.…

A: According to the given information, we have Z score = 1.46 (Left tailed)

Q: Let X have a standard normal distribution. Find a such that P(X ≤ a) = 0.47

A: Given that, X follows standard normal distribution. P(X≤a)=0.47

Q: c. P(z > -0.93 and z -1.21 or z > 2)

A: We have given that X~N( mu , sigma^2) Z-score =(X - mu )/ sigma

Q: 30. For a normal distribution with μ = 29 and σ = 5.4, determine P(x > 29.432). P(x > 29.432) =…

Q: 28. Let X have a Standard Normal Distribution. Find P(X > -0.25). B. 0.59871 A. 0.49871 C. 0.69871…

A: Given that: Z is standard normal Distributed with i.e. mean µ =0 and standard deviation σ =1 By…

Q: What is the mean of the standard normal distribution? What is the standard deviation of the standard…

A: We know that if X follows Normal distribution with mean=μ and standard deviation=σ then X can be…

Q: 44. Let X have a Standard Normal Distribution. Find P( – 1.12 <X< 0.46). A. 0.5459 В. 0.5659 С.…

A: Answer is (A) 0.5459

Q: Assume that the random variable X is normally distributed, with mean = 50 and standard deviation σ =…

A: The mean and standard deviation of random variable X are 50 and 11 respectively.

Q: 35. Let X have a Nonstandard Normal Distribution with u = 55 and o = 8. Find P(51 < X < 65). A.…

A: Given X is normal Distributed with mean µ = 55.0 and standard deviation σ = 8.0 now will using…

Q: 1.128 Find some proportions. Using your calculator or software, find the vations from a standard…

A: Given that. X~N( 0 , 1 ) μ=0 , ?=1 (for standard normal distribution) Z-score =( x - μ )/?…

Q: 13. For the standard normal distribution. (a). Find P(Z > 1.24) (b). Find k so that P(-k <Z< k) =…

A: From the provided information,b)

Q: 30. Let X have a Standard Normal Distribution. Find P( – 1.12 < x < 0.46). A. 0.5459 B. 0.5659 С.…

A: Let z be the standard normally distributed random variable with mean 0 and standard deviation 1

Q: Find the area under the standard normal distribution curve between z = 0.87 and z=2.14. Use The…

A: According to the given information, we have Z scores are 0.87 and 2.14 Distribution: Standard normal…

Q: 2. Suppose Y has a standard normal distribution. Define U = Y. Show that U has a gamma distribution…

A: Given that Suppose Y has a standard normal distribution. Define U = Y ^ 2 . Show that U has a gamma…

Q: et X have a Nonstandard normal distribution with u=46 and o=9. Find P(47 ≤ X ≤ 4

A: Given: μ=46, σ=9 The corresponding z-values can be calculated as: The required probability can be…

Q: а. Р(: S 2.39) b. Р(:21.28) с. Р(:S-2.87)

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 0.8888 0.9222 0.0778 0.4222

A: We see that the z has mean=0 and sd=1, hence z follows standard normal distribution. It is given…

Q: 36. Let X have a Nonstandard Normal Distribution with u = 72 and o = 12. Find a such that P(X <a) =…

A: According to the given information, we have Mean = 72 Standard deviation = 12

Q: 54. The function for the standard normal distribution is f(x) = /2T Its graph is that of the bell…

A: NOTE*** As per bartleby guideline for more than one question asked only first is to be answered…

Q: 1. The mean and standard deviation of a process are known to be μ = 200 and σ = 10. Calculate…

A: Specification limits in SQC refer to the range of values within which a product or process…

Q: 49. Let X have a Nonstandard Normal Distribution with u = 55 and o = 8. Find P(51 < X < 65). A.…

A: From the provided information, Population mean (µ) = 55 Population standard deviation (σ) = 8 X~N…

Q: Statistical Literacy The value z is a value from the standard normal distri- bution such that…

A: Then we need to explain it.

Q: 32. Let X have a Standard Normal Distribution. Find a such that P(X > a) = 0.80511 А. - 0.66 В. -…

A: Given that: X is standard normal Distributed with i.e. mean µ =0 and standard deviation σ =1 now…

Q: 41. Let X have a Standard Normal Distribution. Find P(X < 1.46). В. 0.92785 A. 0.91785 С. 0.93785 D.…

A: According to the given information, we have X have a Standard Normal Distribution.

Q: 33. Let X have a Nonstandard Normal Distribution with u = 55 and o = 8. Find P(X < 59). A. 0.68146…

Q: 34. Let X have a Nonstandard Normal Distribution with u = 55 and o = 8. Find P(X > 57). C. 0.40129…

A: Given X is normal Distributed with mean µ = 55.0 and standard deviation σ = 8.0 now will using…

Q: Assume that a randomly selected subject is given a bone density test Those test scores are nomaly…

A: From the given information, The cut off values are below 3% and above 3%. Hence, the correct option…

Q: Statistical Literacy The point estimate for the population mean of an x distribution is x, computed…

A: Then we need to explain that this point estimate can be computed from a random sample of the x…

Q: 4. Let X1 and X2 be random samples from a standard normal distribution, answer the following…

Q: 29. Let X have a Standard Normal Distribution. Find P(- 1.27 < X < 2.05). A. 0.8777 B. 0.8977 C.…

A: According to the given information, we have Let X have a Standard Normal Distribution.

Q: =0. Let X have a Standard Normal Distribution. Find P(- 1.12 < X < 0.46). . 0.5459 В. 0.5659 C.…

A: Let Z be the standard normally distributed random variable with mean 0 and standard deviation 1.

Q: 42. Let X have a Standard Normal Distribution. Find P(X > - 0.25). В. 0.59871 A. 0.49871 С. 0.69871…

A: Answer is (B) 0.59871

Q: Q1. Let X be a continuous random variable that follows a normal distribution with a mean of 550 and…

A: It is given that : Mean=550 Standard deviation =75

Q: f. Find the probability that the time will be between 17 and 40 minutes. g. Find the 45th…

Q: The length, X (in centimeters) of leaves collected for a biology experiment follow a normal…

Q: Let x = red blood cell (RBC) count in millions per cubic millimeter of whole blood. Suppose for…

A: Given: X ~ N(5, 0.6) i.e., μ=5 and σ=0.6 The z-score is given by z=x-μσ At X = 4.4, the…

Q: answers to 4 decimal places where possible and assume a normal distribution. a. What is the…

A: Hey, since there are multiple questions posted, we will answer first question’s three subparts. If…

Q: 7. Using the standard normal distribution find the following. а. P(z1.28)

A: Given Information: (a) P(Z≤2.39) Z-score is a measure which tells how many standard deviations away…

Q: 31. Let X have a Standard Normal Distribution. Find a such that P(X < a) = 0.88877 А. 0.92 В. 1.02…

A: Given,P(X≤a)=0.88877

Q: Let X have a nonstandard normal distribution with u=269 and o=23. Find P(X ≤ 278)

Q: 46. Let X have a Standard Normal Distribution. Find a such that P(X > a) = 0.80511 A. – 0.66 В. —…

A: Answer is (C) -0.86

Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

43. Let X have a Standard Normal Distribution. Find P( – 1.27 < X < 2.05).
В. 0.8977
A. 0.8777
С. 0.9177
D. 0.9377

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Point Estimation, Limit Theorems, Approximations, and Bounds$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.

Similar questions

The average time to run the 5K fun run is 25 minutes and the standard deviation is 2.2 minutes. 14 runners are randomly selected to run the 5K fun run. Round all answers to 4 decimal places where possible and assume a normal distribution. a. What is the distribution of X? X - N( 25 b. What is the distribution of x? - N 25 c. What is the distribution of Σα? Σα - Ν 350 8.2316) d. If one randomly selected runner is timed, find the probability that this runner's time will be between 24.618 and 25.218 minutes. 0.1084 0° 2.2 0.5880✔ OF e. For the 14 runners, find the probability that their average time is between 24.618 and 25.218 minutes. 0.3867 f. Find the probability that the randomly selected 14 person team will have a total time less than 354.2. 0.6950 g. For part e) and f), is the assumption of normal necessary? Yes No h. The top 15% of all 14 person team relay races will compete in the championship round. These are the 15% lowest times. What is the longest total time that a relay team…
10. a.) Find the z-value such that 80 percent of the area under the standard normal curve lies between -z and z. b). Find the z value if the normal curve area to the right of z is 0.6449. is from N(0,1) de in a cmall town at California is 0.2 everyday, what is the
Could you please solve this question?
45. Let X have a Standard Normal Distribution. Find a such that P(X < a) = 0.88877 А. 0.92 В. 1.02 С. 1.12 D. 1.22
Qn 15 use z table no excel
Let X follow the normal distribution with μ = 100 and σ = 10. Then P(X < 120) is closest to: a. 0.023 b. 0.046 c. 0.430 d. 0.853 e. 0.977
6.9 To enter the cumulative normal distribution table Þ(Z), calculate Z and Z at the spec limits. upper lower Þ(2) = 0.9772 and Þ(-2) = 0.0228, the area to the right of the USL plus to the left of the LSL is 0.0456.
3. For the binomial distribution with the given values for n and p, state whether or not it is suitable to use the normal distribution as an approximation. n= 65 and p = 0.7 a. Normal approximation is not suitable. b. Normal approximation is suitable.
Assume the random variable X is normally distributed with mean u = 50 and standard deviation o = 7. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. P(35
If Z has standard normal distribution with mean 0 and standard deviation 1. Find P( Z > 1.96 ) a. 0.0250 O b. -0.5310 O c. 0.9332 O d. 0.4322
33. Let X have a Nonstandard Normal Distribution with u = 55 and o = 8. Find P(X < 59). C. 0.70146 A. 0.68146 B. 0.69146 D. 0.71146
47. Let X have a Nonstandard Normal Distribution with µ = 55 and o = 8. Find P(X < 59). A. 0.68146 В. 0.69146 С. 0.70146 D. 0.71146