How sample have come from normal population

Assignment Help Basic Statistics
Reference no: EM13136242

The heights of 10 sixth graders are listed in inches: {54, 62, 54, 57, 60, 61, 53, 63, 59, 56}.

(a) Find the mean, median, mode, sample variance, and range.
(b) Do you think that this sample might have come from a normal population? Why or why not?

Reference no: EM13136242

Questions Cloud

Positive-negative aspects of government in education : Discuss the federal role in education against the state role. Explain some of the positives and negatives for the federal presence.
Potential problems : Give an example of using a co-routine in which it is not possible to use a subroutine to accomplish the same task, provide code if necessary
Governments role in social welfare : Discuss the philosophical positives and negatives in relation to the government's role in social welfare. Include examples of social insurance and public assistance programs
Problem regarding shares of no-par common stock : Pinson Corporation was organized on January 1, 2010. It is authorized to issue 20,000 shares of 6%, $50 par value preferred stock and 500,000 shares of no-par common stock with a stated value of $1 per share. The following stock transactions were ..
How sample have come from normal population : Find the mean, median, mode, sample variance, and range. Do you think that this sample might have come from a normal population? Why or why not?
Short discussion on obamacare : Few pieces of legislation have created as much controversy as the Patient Protection and Affordable Care Act, popularly known as Obamacare.
Calculate the molar concentration of cl- : A 325-mL sample of solution contains 25.3 g of CaCl2, which is fully dissolved. Calculate the molar concentration of Cl- in this solution.
State and federal constitutions : What common elements separate state and federal constitutions, and why would certain elements seemingly be more effective on a local level?
What is the cost behavior pattern assumed for the food : A university's meal plan for students provides that 40% of a student's meal fee is made available to the student to purchase food at "cost." At the end of the term, the student receives a refund for any of this amount that has not been spent. The ..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Confidence interval for mean amount of time ham is smoked

Length of smoking time was recorded for each. Mean was =140 hours. Suppose = 8 hours. Determine 95% confidence interval for mean amount of time grocery-store ham is smoked.

  Degree of certainty independent of credits earned

At α = 0.01, is the degree of certainty independent of credits earned?

  Determining guarantee period in normal distribution

The life corn delight popcorn maker is normally distributed with them mean of 20 months and a standard deviation of two months. The manufacturer will replace on the life popper if it breaks during the guarantee period.

  By how many grams crane eggs weigh less

With a standard deviation of 1.7 grams. Assuming the distribution of weights is normally distributed, 4% of whooping crane eggs weigh less than how many grams?

  Which outcomes likely in a bivariate regression

His estimated regression equation was Crime = 428 + .050 Income. Which outcomes would be likely in a bivariate regression on 45 randomly chosen U.S. cities in 2005 with

  Calculate confidence interval for proportion of customer

Order pizza with this new crust again. Calculate a 98% confidence interval for the proportion of customers who would order the new thin crust pizza again.

  Creating a null and alternative hypothesis

Write a correct null and alternative hypothesis for testing the claim that the mean life of a battery for a cell phone is at least 115 hours.

  Confidence interval for mean cost of repairs

Create a 95% confidence interval for mean cost of repairs. Interpret this interval.

  Reasons for studying statistics

Critically discuss the reasons for studying statistics? Choose five random numbers between 70-100. Calculate the mean, and midrange of these numbers.

  Probability based on chebyshev inequality

The mean amount of time a (unnamed) computer server is down is 18.3 minutes with a standard deviation of 5.7 minutes.

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

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

  Determining probability distribution for x

Find the probability distribution for X defined as the number of defective items drawn (Hint: You have to find P(X=0), P(X=1) and P(X=2). You may have to use both multiplicative and additive rules to find P (X=1)).

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