User Account

All Pages

State the null and alternative hypotheses to be tested

Assignment Help Basic Statistics
Reference no: EM131922085

The average sales per store of ABC Inc.'s best-selling product in a supermarket chain last year was $12,000. A random sample of 61 stores selected from the chain shows that this year the average sales per store is $13,500 with a sample standard deviation of $12,000. Determine whether there has been a significant increase in the average sales per store.

  1. State the null and alternative hypotheses to be tested.
  2. Compute the test statistic.
  3. Determine the critical value for this test at the 0.05 level of significance.
  4. What do you conclude?
  5. Construct a 95% confidence interval for the average sales per store.

Reference no: EM131922085

Questions Cloud

Prepare vaughn cash receipts budget for the second quarter : Vaughn/Neff, Ltd. personalizes scrapbooks for customers, using their digital photographs. Prepare Vaughn/Neff's cash receipts budget for the second quarter
Predict the mttf consistent with the subsystem : If the subsystem failure times are Lognormal with a shape parameter of s = 0.7, predict the MTTF consistent with the subsystem requirement.
What is your biggest insight from the activity : What is your biggest insight from this activity about the availability of financial information? How could you use this information in the future?
Write a paper that argues against zinczenko : write a paper that argues, against Zinczenko, that people ignore nutrition labels and eat high-calorie fast-food meals despite knowing that they are unhealthy.
State the null and alternative hypotheses to be tested : State the null and alternative hypotheses to be tested. Compute the test statistic.
Is it appropriate for company to recognize revenue : In accordance with IAS 18: Resolve the following exercise Company A sells goods on board (FOB), which means that the title does not pass to the buyer.
What is the maximum output per day : The total amount of actual task time across all four workstations is 170 seconds. What is the idle time? The percent idle time? The efficiency delay?
Write a paragraph about each of philosophical orientations : Write a paragraph or two about each of the philosophical orientations and explain a situation where that orientation could actually be justified.
What were the standard hours allowed for year actual output : The denominator activity of 7,000 machine-hours was chosen to compute the predetermined overhead rate. What were standard hours allowed for year actual output

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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