You must choose four numbers from the whole numbers 20 to 30 with repeats allowed a) Choose 4 numbers to have the smallest possible standard deviation. b) Choose 4 numbers to have the largest possible standard deviation. c) Is there more than one choice possible in either part (a) or part (b)?

You must choose four numbers from the whole numbers 20 to 30 with repeats allowed a) Choose 4 numbers to have the smallest possible standard deviation. b) Choose 4 numbers to have the largest possible standard deviation. c) Is there more than one choice possible in either part (a) or part (b)?

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: Suppose that you add 3 to all observations in a sample. How does this change the sample mean? How…

Q: Write a set of eight numbers with a mean of 40 and a standard deviation of 0. (Enter your answers as…

A: Standard deviation is the measure of variation among the data points in a data set. While mean is…

Q: In a neighborhood donut shop, one type of donut has 360 calories, six types of donuts have 470…

A: In a donut shop one type of donut has 360 caloriessix types of donuts have 470 caloriesfour types of…

Q: Consider the data set. 2, 3, 4, 6, 8 (a) Find the range b) Use the defining formula to compute the…

A: Given data set is 2,3,4,6,8sample size(n)=5

Q: 16) Suppose 80% of all flights by an airline are on time. Out of a random sample of 50 flights: a)…

A: The random sample size of flights, The proportion of all flights by the airline that are on time,

Q: Determine which score corresponds to the higher relative position. 16) Which is better: a score of…

A: GivenFirstMean(μ)=70standard deviation(σ)=8SecondMean(μ)=75standard deviation(σ)=4

Q: We are interested in the mean migration distance of Canadian geese. Suppose that we know that the…

A: Sample size n =25 Population mean μ =2500 Population standard deviation =250

Q: A jar contains 11 red marbles, 12 blue marbles, and 6 white marbles. Four marbles from this jar are…

A: Given : Total number of marbles =11+12+6=29 Number of red marbles =11

Q: Let N be a random variable that counts the difference between the number of hea and the number of…

Q: 1. Samples of 3 cards are drawn without replacement from a population of five cards numbered from 4…

A: There are 5 cards numbered from 4 to 8. 3 cards are selected at random without replacement. So, the…

Q: Construct all random samples consisting of three observations from the given data. List all the…

A: Let all possible random samples of the same size are considered that have been drawn from the same…

Q: More arrows Consider our archer from Exercise 18.a) How many bull’s-eyes do you expect her to get?b)…

Q: Find the standard deviation of 234,180,315,580,508,331,448 390,276,432

A: The question is about measures Give data : To find : Std. deviation of a given data

Q: Find the indicated probability. 23. The average number of pounds of red meat a person consumes each…

Q: K For each lettered part, a through c, examine the two given sets of numbers. Without doing Set 1…

A: Formula: Standard Deviation Computation in Excel: Set 1 (a)mean(x-mean)(x-mean)2…

Q: "The weights of 1,000 children, in average, is 62kg with standard deviation of 16kg. Suppose the…

Q: Database A contains 40 data items and is made up with an equal number of the values of 0 and 100 and…

Q: A test has 20 multiple choice questions with three options of answer. There is ONE(1) correct…

A: Let random variable X be the number of correct answers. X has binomial distribution with parameters…

Q: The weight of seven men working as a shopping mall Santa Claus during the Christmas holiday is as…

Q: There are 8 details and 5 of them are standard. Three details are randomly selected. Find the…

Q: "The weights of 1,000 children, in average, is 64kg with standard deviation of 18kg. Suppose the…

A: Given that n=1000, mu =64 ,s.d =18 ,p(x<59 ) =?

Q: Compute the standard deviation: a. 7, 6, 3, 5, 7, 9, 8, 4 b. 15, 30, 45, 15, 35, 25,…

A: We have given that, a. 7, 6, 3, 5, 7, 9, 8, 4 b. 15, 30, 45, 15, 35, 25, 40 c. 40, 50, 60, 55,…

Q: Solve the problem. 39) Scores on a test are normally distributed with a mean of 67.8 and a standard…

A: Solution: Let X be the test score are normally distributed with mean 67.8 and standard deviation…

Q: Consider the following. 10,23,2,6,11,21 A) compute the population standard deviation of the…

A: Given data, 10,23,2,6,11,21 a) compute the population standard deviation

Q: Standard deviation I For each lettered part, a through c,examine the two given sets of numbers.…

A: a) Two set of numbers were given. In both sets (1&2) the sample mean is same that is, 6 but in…

Q: Database A contains 40 data items and is made up with an equal number of the values of 0 and 100 and…

A: Given that Database A contains 40 data items and that is made up with an equal number of values of…

Q: Cassandrahadaz-score of—1.5on her Stats Test when the class mean was 79 and the standard the…

A: Determine the value of grade that the Natalie make on her test. The value of grade that the Natalie…

Q: The national government procured a total of 1550 test kits for the five regions in the country. If…

A: Given data: Region PUI and PUI (in percetage) A 10% B 15% C 20% D 30% E 25% The…

Q: Find the standard deviation of the set 12, 6, 7, 3, 15, 10, 18, 5 (a) 5.33 (b) 2.53 (c) 9.5 (d)…

A: Given data is ,12,6,7,3,1510,18,5sample size (n)=8

Q: iven the number of trials and the probability of success, find the mean, standard deviation, and the…

A: We know that n= number of trials p= success of probability q=1 - p X~binomial ( n,p)

Q: Q1. The set of independent of voltages are recoded as: 80.2, 80.5, 80.3, 80.1, 80.6, 80.4.…

A: We have given data are x : 80.2,80.5,80.3,80.1,80.6,80.4

Q: Compute the standard deviation: a. 5, 8, 5, 6, 3, 4, 7, 9, 9, 4 b. 10, 12, 15, 13, 20,…

A: (a) Use EXCEL Procedure for finding the value of standard deviation. Follow the instruction to…

Q: You were told that the mean score on a statistics exam is 75 with the scores normally distributed.…

A: It is given that, the mean score on a statistics exam is 75.The probability of a score between 55…

Q: You are to pick 4 numbers from 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 such that the 4 numbers…

Q: Choose four numbers with the smallest possible standard deviation. You may use the same number more…

A: The standard deviation is given by

Q: 2. The average IQ of college students is 126 and the standard deviation is 15. 1. Determine the…

A: Given,Mean μ = 126Standard deviation σ = 15

Q: 95% of students at school scored between 60% and 80% on a test. Data is normally distributed, 1)…

A: Given 95% of students at school scored between 60% and 80% on a test and this data is normally…

Question

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

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Tires A tire manufacturer believes that the treadlife of itssnow tires can be described by a Normal model with amean of 32,000 miles and standard deviation of2500 miles.a) If you buy a set of these tires, would it be reasonablefor you to hope they’ll last 40,000 miles? Explain.b) Approximately what fraction of these tires can beexpected to last less than 30,000 miles?c) Approximately what fraction of these tires can beexpected to last between 30,000 and 35,000 miles?d) Estimate the IQR of the treadlives.e) In planning a marketing strategy, a local tire dealerwants to offer a refund to any customer whose tiresfail to last a certain number of miles. However, thedealer does not want to take too big a risk. If the dealeris willing to give refunds to no more than 1 of every25 customers, for what mileage can he guarantee thesetires to last?
Please can someone help me
Answer 1
A random variable follows a binomial distribution with the probability of success for one trial at 0.83 and 17 randomly selected trials. Round to the fourth. a) Find the mean of the distribution. b) Find the standard deviation of the distribution c) Find the probability of exactly 12 successes. d) Find the probability of exactly 9 successes. e) Find the probability of exactly 7 successes
222. A random sample of 6 vehicles on the highway had their speed checked. The speeds, in miles per hour, are listed below. 62 75 81 68 72 74 For the given data, find the standard deviation.
The average time Filipinos spent in streaming site is 15 hours per week. Suppose a sample of 65 Filipinos is taken to analyze their viewing habits. Assume the population standard deviation for viewing time is ?=3hours.*Use the proper notation in expressing the probability.a.What is the probability the sample mean will be within 1 hour of the population mean? b.What is the probability the sample mean will be within 30 minutes of the population mean?
Suppose that you have a set of data that has a mean of 34 and a standard deviation of 6. a) Is the point 28 above, below, or the same as the mean. How many standard deviations is 28 from the mean. b) Is the point 46 above, below, or the same as the mean. How many standard deviations is 46 from the mean. c) Is the point 43 above, below, or the same as the mean. How many standard deviations is 43 from the mean. d) Is the point 20 above, below, or the same as the mean. How many standard deviations is 20 from the mean.
Problem 4
There are 11 details and 4 of them are standard. Three details are randomly selected. Find the probability distribution of the random variable X, where X is a number of the standard details among 3 selected details. Find the mean and standard deviation of X.