Suppose a simple random sample of size n= 1000 is obtained from a population whose size is N= 1,500,000 and whose population proportion with a specified characteristic is p = 0,42. Complete parts (e) throuch (el beleu (a) Describe the sampling distribution of p. O A. Approximately normal, Ha = 0,42 and e 0.0156 O B. Approximately normal, ua = 0.42 and oa 0.0004 OC. Approximately normal, ua = 0.42 and on 0.0002 (b) What is the probability of obtaining x = 440 or more individuals with the characteristic? P(x2440) = (Round to four decimal places as needed.) (c) What is the probability of obtaining x= 390 or fewer individuals with the characteristic? P(xs 390) = (Round to four decimal places as needed.)

Suppose a simple random sample of size n= 1000 is obtained from a population whose size is N= 1,500,000 and whose population proportion with a specified characteristic is p = 0,42. Complete parts (e) throuch (el beleu (a) Describe the sampling distribution of p. O A. Approximately normal, Ha = 0,42 and e 0.0156 O B. Approximately normal, ua = 0.42 and oa 0.0004 OC. Approximately normal, ua = 0.42 and on 0.0002 (b) What is the probability of obtaining x = 440 or more individuals with the characteristic? P(x2440) = (Round to four decimal places as needed.) (c) What is the probability of obtaining x= 390 or fewer individuals with the characteristic? P(xs 390) = (Round to four decimal places as needed.)

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: a. What is the standard error of the mean in men? What is it in women? Assume that the sampling was…

A: n1 = 4620 n2 = 6228 x1 = 3.8 x2 = 2.4 s1 = 6.7 s2 = 4.6

Q: If Y1, Y2, ... , Yn denote a random sample from the normal distribution with unknown mean u and…

Q: A U.S. government survey in 2007 said that the proportion of young Americans that earn a high school…

A: Solution: Given information: n=100 Sample size p= 0.87 Population proportion.

Q: 18. A population has a non-normal distribution with mean E and variance o. The nling distribution of…

Q: .Suppose a population is known to be normally distributed with a mean, u, equal to 144 and a…

A: Given data,μ=144σ=27P(90<144)=?

Q: Nationally, about 11% of the total U.S. cotton crop is destroyed each year by hail. An insurance…

A: From the provided information, Sample size (n) = 16 Sample mean (x̅) = 12.5% Population standard…

Q: 1. Let X equal the weight (in grams) of a grape-flavored Jolly Rancher. Denote the median of X by m.…

A: Note: 'As you posted the question with multiple-subparts, we are solving first three subparts for…

Q: 4) A normal distribution has a mean of µ = 80 with s = 12. Find the following proportions with the…

A: The proportion of (71<M<79) is,

Q: ) For distribution A, M = 20 and SD = 7. For distribution B, the M = 23 and SD = 2. In which…

A: GivenFor distribution A Mean(M)=20standard deviation(SD) = 7For distribution BMean(M)=23stdandard…

Q: Consider that X1, X2 X3, X4, X5 is an independent random sample where X, follows a normal…

A: Solution: Given information: Xi~N(μx=3.2, σx2=3.2) i= 1,2,..,5n1=5 Sample size of XYi~N(μy=…

Q: 5. If you want to be 85% confident of estimating the population mean sampling error of +5 and the…

A: At 85% confidence level, the z value is 1.44 which can be obtained by using the standard normal…

Q: A population of N = 200 scores has u = 40 and o = 4. What is the population variance? O 33 O 8 0 9 O…

Q: Arandom sample of n= 100 observations is selected from a population with u = 29 and o= 24. Complete…

Q: Construct the 90% interval estimate for the ratio of the population variances usi

A: Constructing the 90% interval estimate for the ratio of the population variances using the results…

Q: 5. Again following on from the previous question, suppose it is known tha when we take a random…

A: 5) Given that, μ=20,σ2=25σ=σ2 =25 =5n=61 Consider that the sample mean is less than some number…

Q: This question continues exercise sheet 5, question 4. Now there are two machines, each with a…

A: Given that the gamma prior is conjugate to the normal likelihood for precision (inverse of…

Q: 16. The square root of the variance is equal to the a. Probability b. Standard Deviation c. Mean d.…

A: As per our guidelines we can solve first MCQ and rest can be reposted. Q.16 Solution-: The square…

Q: 8. Suppose P is the proportion of successes in a random sample of size n from a large population…

Q: In this example, " is the mean value of the differences d for the population of all pairs of data,…

A: Followings are the Explanation of the question use the Excel and find the Mean and Stanard deviation…

Q: 1. Using an evenly distributed data population of 8,000 samples, how many Would fall between a…

A: From the provided information, Population size (N) = 8,000 The percentage of population data fall…

Q: 3. Suppose that the inside diameter of bulb lamp manufactured by a company are normally distributed…

A: Reviewing information, X : Diameter of bulb lamp n=200 X~N(μ=0.502 , σ=0.005)

Q: The following information is available for two samples selected from independent normally…

A: Given information Population A: n=16 S2=45.3 Population B: n=13 S2=12.9

Q: Consider sample data with x = 24 and s = 6. (a) Compute the coefficient of variation. (b)…

A: From the provided information, x = 24 and s = 6.

Q: 5. It has been estimated that a HONDA car obtains a mean of 30 miles per gallon on the highway, and…

A: 5. Given: μ=30s=8x¯=31.2n=64 Hypothesis: Null hypothesis: H0: μ=30Alternate hypothesis: H1: μ>30…

Q: Suppose a population distribution has a mean of 86.1 and a a random sample of 83 observations from…

A: Given that x=Sample mean=74.6 μ=Population mean=86.1 n=Random sample=83

Q: The following information is available for two samples selected from independent normally…

A: Here,

Q: 12. A population has a u = 30 and o = 12. A random sample of n =36 is selected. Calculate the…

Q: Assume that the population has a normal distribution. 5) The mean replacement time for a random…

Q: Suppose that x has a distribution with μ = 7.89 and σ = 3. If a random sample is taken of size n =…

A: a). Given, μ=7.89σ=3n=43 The required value of μx is obtained as- μx=μ=7.89 b). Given, μ=70σ=10X=85…

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

Suppose a simple random sample of size n= 1000 is obtained from a population whose size is N=1,500,000 and whose population proportion with a specified characteristic is p= 0.42. Complete parts (a) through (c) below
(a) Describe the sampling distribution of p.
O A. Approximately normal, HA
= 0.42 and e
0.0156
O B. Approximately normal, ua=
= 0.42 and oa 0.0004
OC. Approximately normal, ua = 0.42 and on 0.0002
(b) What is the probability of obtaining x= 440 or more individuals with the characteristic?
P(x2440) = (Round to four decimal places as needed.)
(c) What is the probability of obtaining x= 390 or fewer individuals with the characteristic?
P(xs 390) = (Round to four decimal places as needed.)

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

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

Suppose that random samples of size 36 are repeatedly drawn from a populationwith mean 28 and standard deviation 9. Describe the sampling distribution of X¯. NOTE: Please explain each part, so the problem can be used as a Study Guide
2. Suppose it is claimed that amongst the population of STM1001 students, the number of items bought online in the past year is normally distributed with a mean of u 20 and variance of o2 = 25. Further suppose that we wish to study the mean of the population by taking a random sample of n = 61 STM1001 students. Using this information, write down the distribution of the sample mean, X. Note: In each box, enter a single number rounded to four decimal places where relevant. (2 marks) X~ N( 20 0.4098 2 4. Again following on from the previous question, what is the probability that when we take a random sample of n = 61 STM1001 students, the sample mean would be either greater than 20.3521 or less than 19.6479? [int. orty will b own that
6) A normal distribution has mean 500 and variance 2500. Find the area under the normal curv the mean to 600.
10. Claim: P₁ = P₂; α = 0.05. Sample statistics: x1 = 265, n₁ - X2 204, 2 - 301, 247 'D
A) A sample of n=5 scores has a mean m=12. If one score with a value x=18 is added to the sample, what is the value for the new mean? B) Find the mean for the scores in the following frequency distribution table X F 9 1 8 1 7 3 6 4 5 1 4 0 The mean to two decimal places? C) A population of N=10 scores has a mean of mu =12, if one score with a value of X= 21 is removed from the popultion, then what is the value of the new population mean?
Suppose I want to sample the household incomes for EBR parish. Let's say I start with a simple random sample of 100 residents and calculate the sample mean. How would the sampling distribution of change if I increase the sample size to 1,000 residents?
32)
7. Ecological Applications study on the development following wildfires in the Pacific Northwest. One variable of interest to the researcher was tree diameter at breast height 110 years after the fire. The population of Douglas fir trees was shown to have an approximately normal distribution with mean tree diameter ? = 50 centimeters (cm) and ? = 14 cm. Find the diameter, d, such that 20.9% of the Douglas fir trees in the population have diameters that exceed d. published a of forests