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Question: 3. Hypothesis test for one mean. In a recent study on home heating costs, the national average fo…



Question: 3. Hypothesis test for one mean. In a recent study on home heating costs, the national average fo...

Show transcribed image text 3. Hypothesis test for one mean. In a recent study on home heating costs, the national average for annual home heating was $1,874. The table below details how much 25 Alaskans spent on fuel oil in 2015 . At the 1% significance level, do the data provide enough evidence to conclude that the Alaskan mean expenditures differ significantly from the national mean? Table 33.1. Home energy spending in Alaska. $1417 $1595 $2361 $2371 $2826 $2167 $1982 $1903 $2128 $1889 $2158 42330 $2304 $2405 $2251 $1820%1411 $1749 $1872 $1998 $2582 $1660$2150 $2340 $1850

3. Hypothesis test for one mean. In a recent study on home heating costs, the national average for annual home heating was $1,874. The table below details how much 25 Alaskans spent on fuel oil in 2015 . At the 1% significance level, do the data provide enough evidence to conclude that the Alaskan mean expenditures differ significantly from the national mean? Table 33.1. Home energy spending in Alaska. $1417 $1595 $2361 $2371 $2826 $2167 $1982 $1903 $2128 $1889 $2158 42330 $2304 $2405 $2251 $1820%1411 $1749 $1872 $1998 $2582 $1660$2150 $2340 $1850

  

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