The US Department of Energy reported that more than 63% of homes were heated by natural gas. A random sample of 301 homes in Oregon found that 209 were heated by natural gas. Test the claim usin a 5% significance level. a. What type of test will be used in this problem? A test for a proportion b. What evidence justifies the use of this test? Check all that apply Onp> 5 and nq > 5 The sample size is larger than 30 There are two different samples being compared The population standard deviation is known The population standard deviation is not known

The US Department of Energy reported that more than 63% of homes were heated by natural gas. A random sample of 301 homes in Oregon found that 209 were heated by natural gas. Test the claim usin a 5% significance level. a. What type of test will be used in this problem? A test for a proportion b. What evidence justifies the use of this test? Check all that apply Onp> 5 and nq > 5 The sample size is larger than 30 There are two different samples being compared The population standard deviation is known The population standard deviation is not known

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 3E

See similar textbooks