Answer
Using TI-84 Calculator
STAT>TESTS>2-PropZInt
enter the data
x1=221
n1 =391
x2 = 126
n2 = 264
C-level = 0.95
press enter, we get
95% confidence interval = (0.0102, 0.1657)
Do teachers find their work rewarding and satisfying? An article reports the results of a survey...
Do teachers find their work rewarding and satisfying? An article reports the results of a survey of 394 elementary school teachers and 269 high school teachers. Of the elementary school teachers, 222 said they were very satisfied with their jobs, whereas 128 of the high school teachers were very satisfied with their work. Estimate the difference between the proportion of all elementary school teachers who are satisfied and all high school teachers who are satisfied by calculating a 95% CI....
The article “Work-Related Attitudes” reports the results of a survey of 266 high school teachers and 395 elementary school teachers. Of the high school teachers, 126 said they are very satisfied with their jobs, whereas 224 of the elementary school teachers are very satisfied with their jobs. (a) Construct and interpret a 90% confidence interval for the true difference between the percentage of all high school teachers that are very satisfied and all elementary school teachers who are very satisfied....
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Can I get help with this queshtion. Heres the article i was not
sure in what category they will have to be in. This was the only
way to post it and it starts where it says THE QUESHTION
STARTS FROM HERE.
The Economics of Immigration
Paul Krugman
In 1970, only 5% of U.S. workers had been born abroad. By 2016,
however, 17% of American workers had immigrated to the United
States, both legally and illegally. (1)
Figure 1: Percentage...
Hello, can I get help with this queshtion. Heres the article.
It's one queshtion asking for 2 parts.
The Economics of Immigration
Paul Krugman
In 1970, only 5% of U.S. workers had been born abroad. By 2016,
however, 17% of American workers had immigrated to the United
States, both legally and illegally. (1)
Figure 1: Percentage of U.S. labor force that is
foreign-born
Source: U.S. Bureau of Labor Statistics
After years of simmering in the background, in 2016–2017
disputes about...