What will be the approximate standard deviation of sample

Assignment Help Basic Statistics
Reference no: EM13240340

A population of size 1,000,000 claims has mean cycle time of 15 days, and a standard deviation of 4. 100 random samples of each size 64 are selected. What will be the approximate standard deviation of 100 sample means.

Reference no: EM13240340

Questions Cloud

What is his pitching speed : A baseball player friend of yours wants to determine his pitching speed. You have him stand on a ledge and throw the ball horizontally from an elevation 3.0m above the ground, What is his pitching speed
The average cost for service provided per person per day is : The average cost for service provided per person per day is random variable with normal distribution of N$ 100 and a standard deviation of N$ 22. What is the probability that the cost will be at least N$ 127 per day per person.
Calculate and evaluate the capability indexes to determine : British airways employs you as cunsultant to analyse the departure time of flight leaving Cape Town International Airport. The acceptance time frame for departures is 0 for on-time plus or minus 15 minutes. During a typical week the following flights..
Define and balance the following redox equation : Complete and balance the following redox equation using the smallest whole-number coefficients. Show the steps. Sn (s) + HNO3 --> SnO2 (s) + NO2 + H2O (not balanced, assume acidic solution)
What will be the approximate standard deviation of sample : A population of size 1,000,000 claims has mean cycle time of 15 days, and a standard deviation of 4. 100 random samples of each size 64 are selected. What will be the approximate standard deviation of 100 sample means.
How is the term civilized often misused : How is the term “civilized” often misused? Compare and contrast the terms “civilized,” “barbarians,” and “inferior peoples” as these terms have commonly been used by scholars/observers.
Estimate the standard error of the sample mean for men : In Eurelia there are three categories of bicycle license, with different fees for each. The table below is based on a random sample of 122 Eurelian bicycle-license holders.
Restriction of offensive weapons act 1959 : Displays an old military knife with a spring opening device in his shop window with a price ticket attached to it critically analyse the following case and say whether or not you think that the plaintiff will succeed under the tort of negligence:
Explain propensity to encourage keto-enol tautomerization : Which solvent displayed the strongest propensity to encourage keto-enol tautomerization. CHCl3, DMSO, CH3OH? Or does this propensity more closely follow the type of solvent it falls under (such as nonpolar, polar aprotic, or polar protic).

Reviews

Write a Review

Basic Statistics Questions & Answers

  Information about statistics-level of significance

CHris Turlock owns and manages a small business in San Francisco, California. The business provides breakfast and brunch food, via carts parked along sidewalks, to people in the business district of the city.

  Average cost of books per student last semester

At a certain university, the average cost of books per student was $330 per student last semsester. In a sample of 50 students this semester, their average cost was $355 with a standard deviation of $85.

  How many cases of cheese should be manufactured each month

Unfortunately, any cases not sold by the end of the month are of no value, due to spoilage. How many cases of cheese should Jason manufacture each month?

  Find normal approximation to the binomial probability

How would you find normal approximation to the binomial probability in part a? please show how you would calculate mean and standard deviation in form for normal approximation to the binomial and show the final form you would use w/o going through..

  Probability open heart operations at least one successful

What is the probability that in two randomly select open heart operations at least one will be successful? Draw a tree diagram.

  Correlation coefficient and hypothesis testing

A geography teacher is interested in the link between mathematical ability and the ability to visualize three dimensional situations.He gives a group of 15 students a test and records each students score

  Cost and revenue equilibrium

A larg wholesale nursery sells shrubs to a retail store. The cost C(x) and revenue R(x) in dollars for x shrubs are listed below:

  Farmers are planning to plant genetically modified crops

A newspaper reports have 58 percent of farmers are planning to plant genetically modified crops presesnt year. The article adds that the poll is based on a random sample.

  Hypothesis null and hypothesis alternate statement for anova

Provide a summary of the research article. Include a hypothesis null and hypothesis alternate statement for an ANOVA process. Identify a data set that can be used for your ANOVA process.

  How many days number of paying customers of mean

For how many of the 100 days was the number of paying customers within three standard deviations of the mean? Explain how you determined your answer.

  Find the probability using normal distribution

Based on the model N(1152,84) describing Angus steer weights, what are the cutoff values for.

  Determine required sample size to meet desired accuracy

Clinic evaluates that true population standard deviation is around $1,300. If confidence level is 95%, determine the required sample size in order to meet desired accuracy.

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