The work week for adults in the US that work full time is normally distributed with a mean of 47 hours. A newly hired engineer at a start-up company believes that employees at start-up companies work more on average then most working adults in the US. She asks 12 engineering friends at start-ups for the lengths in hours of their work week. Their responses are shown in the table below. Test the claim using a 1% level of significance. Hours 47 49 59 50 45 65 55 52 45 48 52 52 What are the correct hypotheses? Ho: Select an answer H₁: Select an answer ? V hours hours Based on the hypotheses, find the following: (Give answers to at least 4 decimal places) Find the test statistic: t = Find the p-value: p-value = The correct decision is to Select an answer The correct summary would be: Select an answer hours of all employees at start-up companies work more than the US mean of 47 hours. Question Help: Video Submit Question that the mean number of

The work week for adults in the US that work full time is normally distributed with a mean of 47 hours. A newly hired engineer at a start-up company believes that employees at start-up companies work more on average then most working adults in the US. She asks 12 engineering friends at start-ups for the lengths in hours of their work week. Their responses are shown in the table below. Test the claim using a 1% level of significance. Hours 47 49 59 50 45 65 55 52 45 48 52 52 What are the correct hypotheses? Ho: Select an answer H₁: Select an answer ? V hours hours Based on the hypotheses, find the following: (Give answers to at least 4 decimal places) Find the test statistic: t = Find the p-value: p-value = The correct decision is to Select an answer The correct summary would be: Select an answer hours of all employees at start-up companies work more than the US mean of 47 hours. Question Help: Video Submit Question that the mean number of

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 30PPS

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