Determining the standard deviation

Assignment Help Basic Statistics
Reference no: EM131913105

A set of data has a mean of 66 feet and a standard deviation of 3 feet ( and has a bell shaped curve). Describe completely.

Find the percent ( mean - 3 s< x< mean +2s)=? for the bell curve. Then find the percent (x > mean + s).

Reference no: EM131913105

Questions Cloud

Estimate the percentage of adults : Find the sample? size, n, needed to estimate the percentage of adults who have consulted fortune tellers. Use a 0.03 margin of? error
Calculate the debt-equity ratio and equity multiplier : Calculate the debt-equity ratio and equity multiplier for each year.Calculate the total debt ratio and long-term debt ratio for each year.
Find what is the total inventory-related cost at the eoq : McCartney Company produces a number of products and provides the following information. What is the total inventory-related cost at the EOQ?
Why is the reliability of an instrument important : Why is the reliability of an instrument important? Could you create a test of your own one evening, administer it to a sample the next da
Determining the standard deviation : A set of data has a mean of 66 feet and a standard deviation of 3 feet ( and has a bell shaped curve). Describe completely.
Perform a horizontal analysis of revenues and gross profit : Perform a horizontal analysis of revenues and gross profit-both in dollar amounts and in percentages-for 2014 and 2013.
Which project should you accept and why : The required rate of return is 14.6 percent for project A and 13.8 percent for project B. Which project should you accept and why?
Sampling procedure created a biased sample : Is it likely that the sampling procedure created a biased sample? Discuss, including suggestions for improvement if appropriate.
Standard deviation of the time between customers : a) What is the average time between customers and the standard deviation of the time between customers?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

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