Calculate the value of z

Assignment Help Basic Statistics
Reference no: EM132173798

Assume that z is the test statistic. (Give your answers correct to two decimal places.)

(a) Calculate the value of z for Hoμ = 10, σ = 3.1, n = 36, x = 11.2. 

(b) Calculate the value of z for Hoμ = 120, σ = 24, n = 25, x = 125.7. 

(c) Calculate the value of z for Hoμ = 18.2, σ = 3.8, n = 135, x = 19.19. 

(d) Calculate the value of z for Hoμ = 81, σ = 13.1, n = 51, x = 79.6.

Reference no: EM132173798

Questions Cloud

Write a function that will perform a random walk of n steps : Using Python, consider you are standing at a street corner, in a city where the streets are laid out in a very regular grid pattern.
Create a program that takes the following codes : Create a program that takes the following codes from the sorting algorithms of bubble sort,selection sort and merge sort and measures the time of each algorithm
Write a program that randomly generates integers : Write a program that randomly generates 1000000 integers and sorts them using radix sort.
Write a program which asks the user to enter their age : Write a program which asks the user to enter their age and outputs if they are an infant, a child, a teenager or an adult.
Calculate the value of z : Assume that z is the test statistic. (Give your answers correct to two decimal places.)
Create a scatter plot of calories modeled : Create a scatter plot of `calories` modeled by `sugars` using the `shelf` variable to create different plot characters.
Find the value of x for ho : (a) Find the value of x for Ho: µ = 583, z = 2.05, s = 23, n = 55. (b) Find the value of x for Ho: µ = 74, z = -0.83, s = 9.1, n = 38.
Confidence interval for µ based on the information provided : Please calculate the 99% confidence interval for µ based on the information provided. Lower interval Upper interval
Find the probability of selecting a hershey milk chocolate : A bag of Hershey's Assorted Miniature candy bars contains 18 Hershey Milk Chocolate, 9 Mr. Goodbar, 9 Krackel, and 8 Hershey's Special Dark chocolate bars.

Reviews

Write a Review

Basic Statistics Questions & Answers

  What is the expected return on stock

Waffle House Inc. has a beta of 1.5, the expected return on the market is 12.9, and the risk-free rate is 2.8. What is the expected return on this stock?

  What is the probability that your friend gets a greek yogurt

What is the probability that your friend gets a Greek yogurt and that you get a vanilla yogurt?

  Source of variation in a between-subjects design

What source of variation is found in an ANOVA summary table for a with in subjects design that is not in in an ANOVA summary table for a between subjects design. What happens to this source of variation in a between-subjects design?

  Predicting the weight of gasoline on a tank truck

At 60°F a particular blend of automotive gasoline weights 6.17 lb/gal. The weight y of gasoline on a tank truck that is loaded with x gallons of gasoline.

  Describe what the correlation indicates about association

For n = 188 students, the correlation between y = fastest speed ever driven and x = number randomly picked between 1 and 10 is about r = 0.

  Group of hackers tries passwords at random

Suppose that the group of hackers tries passwords at random, discarding those that do not work, what is the probability that they will get into the system

  Calculation of employees productivity

Calculation of Employees Productivity

  Compute the percentage of warranty claims filed

The quality manager has asked you to provide her with a range of values that would represent the percentage of warranty claims filed for more than $300.

  Statistical analysis-annual return

Suppose the annual return on XYZ stock follows a normal distribution with mean 0.12 and standard deviation 0.30.

  Find probability that exactly nine of the children are cured

What is the probability that exactly 9 of the children are cured? Report your answer to four decimal places, rounding in the usual way?

  Makaela took a spanish exam

Makaela took a spanish exam; her grade was 79. The distribution was normally shaped with xobt =70 and s = 12. Jaun took a history exam; his grade was 86

  Calculate the p-value and use it to test hypothesis

Calculate the p- value and use it to test H0 versus H a at each of a .10, .05, .01, and .001. d How much evidence is there that the mean composite satisfaction rating exceeds 42?

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