How large would the sample size

Assignment Help Basic Computer Science
Reference no: EM131658380

A survey was conducted of the age? (in years) of 40 randomly selected customers. The mean was 28.56 and the standard deviation was 10.38

?a) How large would the sample size have to be to cut the margin of error in? half?

?b) About how large would the sample size have to be to cut the margin of error by a factor of 20

?a) The new sample size should be

b) The new sample size should be

Reference no: EM131658380

Questions Cloud

Discuss rules and regulations affect staffing : Briefly share how state laws, rules, and regulations affect staffing
Six-sided dice and add the results together : Suppose you roll two six-sided dice and add the results together. What are the odds that you would roll a 9 or higher?
Did smith commit larceny : In March 2002, the state of Georgia filed criminal charges against Smith. While his trial was pending, he promised to pay the homeowner "next week,".
What is the max and min of f value : What is the max and min of F value (F statistics) to accept the null hypothesis for 7 df for numerator, and 12 df for denominator? (alpha = 0.05)
How large would the sample size : How large would the sample size have to be to cut the margin of error in? half?
Explain the sixth amendment : The Sixth Amendment guarantees to a defendant who faces possible imprisonment the right to counsel at all critical stages of the criminal process.
Develop a strategic plan focusing on the smoking areas : Sunnydale has commissioned you to help develop a strategic plan focusing on the Smoking areas of Sunnydale Care's field of expertise.
Discussed the importance of good management and leadership : Throughout this course, we have discussed the importance of good management and leadership.
Relative frequency approach for assigning : Of the last 500 customers entering a supermarket 50 have purchased a wireless phone if the relative frequency approach for assigning probabiliteis

Reviews

Write a Review

Basic Computer Science Questions & Answers

  String formed from the letters of a string

A mirror has the following pattern: LmR where L is a (possibly empty) string formed from the letters of a string, and R is the reverse of the string L. m is an pivot string whose characters are not in L or R. For example, the following strings have t..

  Generate a list of random numbers

Write a program in Python that generates 20 random numbers and stores them in a list. The program should store the numbers in an array.  Use the list using the built-in functionality of the print functions.  Your output should look like this:

  Why the multiquadric is excluded from the class of green''s

However, the class of Green's functions includes only the first two radial-basis functions. Explain why the multiquadric is excluded from the class of Green's functions.

  How a computer program might use this graph to play nim

Discuss how a computer program might use this graph to play Nim.

  Write a program that deletes all odd lines of a text files

Write the previous program so that it changes only the whole words (not parts of the word).

  Evaluate the firm sustainable growth rate

Using the company's financial statements, calculate and evaluate the firm's sustainable growth rate (SGR) for the last 2 years, and summarize your findings in your paper. Be sure to address the following: 1 Word document 400-600 words.

  How can impact of announcement be included in the proposal

Two contractors decide to enter into a joint venture on a project. What difficulties can occur if the contractors have decided on who does what work, but changes may take place if problems occur? What happens if one contractor has higher salary le..

  Wap that dynamically allocates an array of integers

(Dynamic Array Allocation) Write a program that dynamically allocates an array of integers. The size of the array should be input from the keyboard.

  Four types of operating systems

Create a comparison chart that lists and compares the features and functions of the four types of operating systems discussed this week

  Point-of-sale cash register

A retail department store is approximately square, 35 meters (100 feet) on each side. Each wall has two entrances equally spaced apart. Located at each entrance is a point-of-sale cash register.

  Determine the winner of the got talent contest

Write a C++ program to determine the winner of the Got Talent contest. The contest has five judges, each of whom awards a score between 1 and 10 for each of the performers. Fractional scores are not allowed. A contestant's final score is determined b..

  Better job of allowing computers to network

You wrote a piece of software that does a better job of allowing computers to network than any other program designed for this purpose.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd