The total income for African American households of a...

The total income for African American households of a certain country making under $250,000 in 2008 is given in the following table. Use the table to estimate the mean income for African Americans in 2008. Income Range Midpoint Salary Frequency (in thousands) Full data Under $20,000 $10,000 4311 $20,000-$39,999 $30,000 3872 $40,000-$59,999 $50,000 2600 $60,000-$79,999 $70,000 1517 $80,000-$99,999 $90,000 899 $100,000-$149,999 $125,000 994 $150,000-$199,999 $175,000 313 $200,000-$249,999 $225,000 69 The mean income for African American households in 2008 was $. (Round to the nearest dollar as needed.)

Transcript

00:01 Hello student we have an question that is just here one total income of american households here we have given so here we calculate the mean income in the american household in 2018 so it is given here we write here we have given one column which is income so you write out of income is given so income range here write some income range which is given in the question so here right under what dollar or what 20 ,000 so you write it 20 ,000 you have given 20 ,000 to dollar for 3999 so triple nine here you write so under here it is the word here you have right a midpoint here you have given mean point of salary you write the midpoint of here right to midpoint of salary which is also we write in the form of dollar now here we have given the frequency here right frequency in the thousand here written frequency inward thousand which is denoted as if so now here you write the xf you write what xf now here we write its value so under 20 ,000 then the midpoint is dollar you write 10 ,000 then here the frequency threshold which is 4 3 you write 4343 then here the value of except which is 4 3 434 then you rated 40 now for 20 ,000 to 3 double line which is you write at the same midpoint salary which is 30 ,000 so here the frequency threshold which is 3831 then here the except the value of except which is 1 1 115 493 here the 40 now we come from the next here the income here right word the dollar which is 40 ,000 to the dollar which is 59 then triple nine so now here the midpoint salary which is here rated a 50 ,000 sorry you write it 50 ,000 then you're the threshold frequency which is 2600 so which is the except is here we write 1 ,000000 three zero then you're righted one three zero then you write three zero then you write another three zero now we come from the next here we write the income which is the dollar 60 ,000 you write it 60 ,000 to so dollar what seven nine then triple nine so here the midpoint salary which is here right at a dollar seven 70 thousand then here the frequency in thousand so which is the frequency is 1496 then here the x -f is here a 10472 then here 40 now we come from the next here we write the income is you write a dollar 80 ,000 righted 80…

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