Mathematics, 30.11.2019 03:31 sarahidan
It is believed that the average amount of money spent per u. s. household per week on food is about $99, with standard deviation $8. a random sample of 100 households in a certain affluent community yields a mean weekly food budget of $100. we want to test the hypothesis that the mean weekly food budget for all households in this community is higher than the national average. state the null and alternative hypotheses for this test, the test statistic and determine if the results significant at the 5% level.
Answers: 3
Mathematics, 21.06.2019 15:00
Tell me how you got the it use the figures to answer questions 1and 2. in each diagram, line k is parallel to line l, and line t intersects lines. 1. based on the diagrams, what is the value of x? 2. how would you verify your answer for x?
Answers: 1
Mathematics, 21.06.2019 20:00
You are shooting hoops after school and make 152 out of a total of 200. what percent of shots did you make? what percent did you miss? show proportion(s).
Answers: 1
It is believed that the average amount of money spent per u. s. household per week on food is about...
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