Joan conducted a study to see how common binge drinking is on her college campus. She defined "frequent binge drinking" as having five or more drinks in a row three or more times in the past two weeks. Out of 593 students who replied to her survey, 64 fit this criterion. Joan wants to construct a significance test for her data. She finds that the proportion of binge drinkers nationally is 13.1%. The z statistic for this data is .

z = -1.66

Step-by-step explanation:

Z-statistic:

In which X is the found proportion.

p is the mean proportion.

is the standard error for the data.

Out of 593 students who replied to her survey, 64 fit this criterion.

This means that

She finds that the proportion of binge drinkers nationally is 13.1%.

This means that

Also

The z statistic for this data is

i dont know

step-by-step explanation:

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation: