Find an approximate value

Assignment Help Basic Statistics
Reference no: EM132372870

The mean grocery bill at a large supermarket is $65, with a standard deviation of $20. If X1, . . . , X45 is a random sample of 45 grocery bills, find an approximate value for P(X <¯ 60).

Reference no: EM132372870

Questions Cloud

How many ways are there if you want to try : How many ways are there if you want to try all the different flavors, i.e., you buy at least one of each flavor
Minimum and maximum systolic blood pressure : Approximately, what would be the minimum and maximum systolic blood pressure?
What are the degrees of freedom for variance : What are the degrees of freedom for variance? Compute the variance and standard deviation.
Uniform distributions and normal distributions in real-life : Can you provide some examples of some uniform distributions and normal distributions in real-life?
Find an approximate value : If X1, . . . , X45 is a random sample of 45 grocery bills, find an approximate value for P(X
Calculate the average rainfall over a period of years : ICT102 - Introduction to Programming - Kings Own Institute - Develop Java applications - calculate the average rainfall over a period of years.
Babies born in a particular hospital are boys : Suppose that 55% of all babies born in a particular hospital are boys. If 8 babies born in the hospital are randomly selected
What is the expected value of the game : A card is drawn from a standard 52 card deck. I'm the card is a king you win 20 otherwise you lose $2. What is the expected value of the game?
What is the appropriate distribution for the random variable : A fair die is rolled 12 times. Let X = the number of times an even number occurs on the 12 rolls. What is the appropriate distribution for the random variable X

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