What is the mean weight of my ancient gold coins

Assignment Help Basic Statistics
Reference no: EM13851002

There are 31 participants in a special high- adventure camp at Goshen Scout Camp last September.

Following is a list of the age of the participants.

16, 18, 13, 24, 17, 17, 18, 1

4, 14, 16, 14, 20, 22, 21, 15

11, 13, 26, 27, 13, 16, 17, 17, 14, 19, 15, 17, 16, 19, 19, 28 1.

Prepare a frequency distribution of the participants' a ges with a class width of 2 years, and another with class width of 5 years.

Construct a histogram of the participants' age with a class width of 2 years and another with a class width of 5 years.  What can we say about the choice of c lass width?

There are many graphical format to illustrate a given data set.

However, some formats are better than others in the sense that they convey important and relevant information in the given data set.

For the given data set, pick the most appropriate graphic format to present the above data set, and plot the given data.

Feel free to process the data set and/or include additional information you can deduce from the data set that you think can be useful make your point.

1. At times, there may be unwarranted features in the plots you come up with, even though they are true representation of the given data.

We may call that data noise, and it will distract us from conveying essential information in the data set. 

Do you encounter this situation in your plot?

If so, what would you do to minimize distractions without misrepresenting the data?

I have a collection of 5 ancient gold coins. Their weights, in ounces, are 23.1, 18.6, 33.5, 12.4, and 27.1.

2. What is the mean weight of my ancient gold coins?

3. How do you consider this collection, a population or a sample? Why?

4. What is the variance and standard deviation in weight of my coin collection

Reference no: EM13851002

Previous Q& A

  Dataset that can be used with the between subject design

Create a new dataset that can be used with the between subject design. You will no longer need the variables CreativePre and CreativePost Test. Instead, you will have only one variable for the score on the creativity test.

  Analyze and discuss the failure and apply the laws

Analyze and discuss the failure and apply the laws given in the text showing clearly how the application of the laws might have lessened or even prevented the failure.

  Closing case- china limits exports of rare earth materials

Closing Case- China Limits Exports of Rare Earth Materials. Which group benefitted the most from China imposing an export quota on rare earth metals? Did it give the Chinese domestic manufacturers a significant cost advantage

  The issue of the us government using technology to spy

Create your blog on the issue of the US government using technology to spy on US citizens and/or foreign nations. Remember, your article must contain an author and a date AND be from the past 12 months.

  Program demonstrates simple symmetric-key encryption

This program demonstrates simple Symmetric-key Encryption using the XOR instruction with a multi-byte key entered by the user. Use this key to encrypt and decrypt the plain text

  Design a modern network for a private high school

Design a Modern Network for a Private High School. The network is proposed to achieve the above objectives considering the school's following business and technical goals.

  Implementing a new performance appraisal system

Topic: An integrative approach to managing people issues arising from implementing a new performance appraisal system. Question: You are the team leader of an organisational and development unit within a human resources department of a large univer..

  Calculate the value of this estimate for the sample

What is the unbiased estimate of the difference in height between boys and girls? Provide a formula and check the unbiasedness. Calculate the value of this estimate for the given sample.

  How does the magnitude of electric force

How does the magnitude of electric force compare between a pair of charged particles when they are brought to half their original distance of separation? To one-quarter their original distance? To 4 times their original distance? (What law guides you..

  The football players at rutgers state university

During a workout, the football players at Rutgers State University ran up the stadium stairs at a steady pace in 48 s. The stairs are 90 m long and inclined at an angle of 31o. If a typical player has a mass of 90 kg, estimate the average power outpu..

Reviews

Write a Review

 

Similar Q& A

  Information about upper and lower control limits

A particular magazine typically has 65% subscription renewals. A new advertising campaign is introduced to see if this can be increased. To monitor renewals, a sample of 300 subscribers is taken each month to see what percentage renew their subscr..

  What characteristics of resorts interest them most?

What characteristics of resorts interest them most?

  Estimating population and standard mean

Suppose the population standard deviation is a=25. (The a is actually the funny looking 0 with the line that goes from the top right up at an angle) Compute the standard error of the mean

  A survey is being planned to determine the mean amount of

a survey is being planned to determine the mean amount of time corporation executives watch television. a pilot survey

  A machine produces ball bearings is set so that the average

a machine produces ball bearings is set so that the average diameter is .50 inch. a sample of 10 ball bearings was

  Find probability the sample mean will be within range

Let denote the sample mean viewing time. What is the probability the sample mean will be within 0.25 hours of the population mean?

  Continious random variables

Which of these variables are discrete and which are continuous random variables?

  Least squares trend line to merger data

Fit a least squares trend line to the merger data. What type of trend (linear or curved) might best fit to this time series? Compute the forecast for year 20 based on the trend (linear or curved) that best fits the data?

  What total sample size would the economist

what size sample should the director choose if she wishes to estimate the mean number of admissions per 24-hour period to within 1 admission with 99 percent reliability.

  Probability distribution for possible results of experiment

The probability distribution for the possible results of an experiment is given, Determine the mean of the distribution.

  Statistically evidence that candidate has valid signatures

Is this statistically significant evidence that the candidate has enough valid signatures overall? Explain.

  Elucidate amount of sales would be required to be a gold

Illustrate what amount of sales would be required to be a super savings club member. Elucidate amount of sales would be required to be a gold club status.

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