Mathematics, 24.02.2021 22:30 log3225
In a random sample of 800 U. S. teens, 336 are worried that they or someone in their family will become a victim of a terrorist. A survey of U. S. teens says that 35% of teens are worried that they or someone in their family will become a victim. At a significance level of 0.01, can you support the claim if you believe the true proportion is higher than the sample shows?
A) Write the null and alternative hypotheses.
B) Check to see if the conditions are met.
C) Identify the test statistic and P-value.
D) State the conclusion in the context of the problem.
Answers: 1
Mathematics, 21.06.2019 21:30, quinteroalex2001
You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?
Answers: 2
Mathematics, 21.06.2019 22:00, Jasten
Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.
Answers: 1
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