Calculate the test-statistic using the following information. Round your answer to 2 decimal places.n₁ = 45, ₁ = 2.88, 8₁ = 0.41n2 = 25, ₂ = 2.42,82 = 0.39Note: Since the question only asks for the test statistic and not the p-value, it does not matter whichoption you select for the inequality in the alternative hypothesis. Whichever option you select will not alterthe calculation for the test statistic. Use the non-pooled procedure since the question did not specified anyinfo about the population standard deviation nor variance.

Given data We have given two samples. 1 2 µ µ1 µ2 n 45 25 X¯ 2.88…

Answered: Calculate the test-statistic using the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A marketing manager fora cell phone company claims that the percentage of children aged 8-12 who have cell phones differs from 61%. In a survey of 826 children aged 8-12 by a national consumers group, 545 of them had cell phones. Can you conclude that the managers claim is true? Use the a = 0.10 level of significance and the p value method with the ti 84 plus calculator. Compute the p value. Round the answers to at least four decimal places.
The Chair of Psychology, Dr. Vicary, takes her cat, Fluff, to the veterinarian for an annual checkup. The vet gives Dr. Vicary the results in Z scores: Fluff's Weight Z = -1.88 & Fluff's Temperature Z = 1.15 What might the vet recommend for Fluff's weight? blank What might the vet recommend for Fluff's temperature? blank Feed Fluff extra meals Put Fluff on a diet Care for Fluff as usual Knit Fluff a sweater Trim Fluff’s very thick coat Care for Fluff as usual
Answer and explain your answer corectly. i ll rate accordingly.
The Bureau of Labor Statistics reports that the official unemployment rate for Black people was 10.4% and 4.7% for White people in February 2015. Select all correct answers for this question. O The samples of white and black people are independent. The explanatory variable is the unemployment rate. The response variable is the unemployment rate. The response variable is race.
I can't understand why the data is the percentage of surveyed parents.
A sample of 900 computer chips revealed that 68% of the chips fell in the first 1000 hours of their use. The companies promotional literature states that 67% of the chips fail in the first 1000 hours of their use. The quality control manager wants to test the claim that the actual percentage that fail is different from the stated percentage. Find the value of the test statistic. Round your answer to two decimals.
Typed plz and asap Please provide MW me a quality solution show all steps and calculations take Care of plagiqrism also
I need help with the first question: Find the z-score value associated with a guess of 38.
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A publisher reports that 61 % of their readers own a particular make of car. A marketing executive wants to test the claim that the percentage is actually different from the reported percentage. A random sample of 320 found that 55 % of the readers owned a particular make of car. Determine the P-value of the test statistic. Round your answer to four decimal places. Answer How to enter your answer (opens in new window) Tables Keypad Keyboard Shortcuts
Several friends charted a boat for a day's fishing. They caught a total of 51 fish. The table below provides information about the type and number of fish caught. determine the empirical probablity that the next fish caught is a flounder. Grouper - 15 Shark - 17 Flounder - 8 Kingfish - 11

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