In: Math
annual income for Americans in 2012. Use the data set to answer the following questions: Hint: Use Excel
Data set
income (in dollars)
45000 |
21750 |
18750 |
37500 |
100000 |
120000 |
27500 |
67500 |
55000 |
100000 |
27500 |
18750 |
67500 |
120000 |
55000 |
55000 |
21750 |
13750 |
55000 |
2000 |
67500 |
140000 |
55000 |
45000 |
82500 |
13750 |
23750 |
67500 |
100000 |
21750 |
37500 |
45000 |
45000 |
82500 |
82500 |
175000 |
120000 |
67500 |
2000 |
45000 |
18750 |
32500 |
4500 |
13750 |
5500 |
32500 |
45000 |
18750 |
100000 |
16250 |
13750 |
21750 |
45000 |
37500 |
18750 |
67500 |
27500 |
82500 |
45000 |
55000 |
11250 |
37500 |
27500 |
23750 |
82500 |
45000 |
37500 |
55000 |
67500 |
120000 |
Ho = 42500
Ha ≠ 42500
Here we have data:
2000,2000,4500,5500,11250,13750,13750,13750,13750,16250,18750,18750,18750,18750,18750,21750,21750,21750,21750,23750,23750,27500,27500,27500,27500,32500,32500,37500,37500,37500,37500,37500,45000,45000,45000,45000,45000,45000,45000,45000,45000,55000,55000,55000,55000,55000,55000,55000,67500,67500,67500,67500,67500,67500,67500,82500,82500,82500,82500,82500,100000,100000,100000,100000,120000,120000,120000,120000,140000,175000
Here we are using "R" for calculation: