The US Department of Energy reported that 49% of homes in the USA were heated by natural gas. A random sample of 346 homes in Oregon found that 141 were heated by natural gas. Test the claim that proportion of homes in Oregon that were heated by natural gas is different from the US reported proportion. Use a 10% significance level. Give answers accurate to at least 3 decimal places. What are the correct hypotheses? (Select the correct symbols and use decimal values not percentages.) H0: H1: Based on the hypotheses, find the following: Test Statistic = p-value = Based on the above we choose to The correct summary would be: that the percent of homes in Oregon heated by natural gas is different than 49%.
The US Department of Energy reported that 49% of homes in the USA were heated by natural gas. A random sample of 346 homes in Oregon found that 141 were heated by natural gas. Test the claim that proportion of homes in Oregon that were heated by natural gas is different from the US reported proportion. Use a 10% significance level. Give answers accurate to at least 3 decimal places.
What are the correct hypotheses? (Select the correct symbols and use decimal values not percentages.)
H0:
H1:
Based on the hypotheses, find the following:
Test Statistic =
p-value =
Based on the above we choose to
The correct summary would be: that the percent of homes in Oregon heated by natural gas is different than 49%.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
