Question
Drinking water is often hard to come by worldwide.In fact, World Vision did a study which found that people walk an average of at most
Drinking water is often hard to come by worldwide.In fact, World Vision did a study which found that people walk an average of at most 6 kilometers round-trip (roughly 3.7 miles) to collectwater.
In order to test the validity of the information published on www.worldvision.org, a random sample of 8000 people were selected from around the world were asked how far they need to walk to get water for their families.
The results of the sample show that people walk an average of 6.09 kilometers to collect water with a standard deviation of .8 kilometers.Determine if there is enough evidence, using the P-value method, to reject the claim made by World Vision using a 1% level of significance.
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