Amovie producer conducted a survey after the screening of his movie to find out how the film would be received by viewers from different age groups. the columns in the two-way table indicate the numbers of viewers who rated the film on a four-point scale: excellent, good, average, and poor. viewer's age group excellent good average poor marginal totals 16-25 52 42 12 7 113 26-35 33 50 5 9 97 36-45 58 12 28 34 132 46-55 25 17 22 12 76 56 and above 12 5 3 8 28 marginal totals 180 126 70 70 446 41 select the correct answer. what percentage of the audience from the 16-25 age group gave the movie a poor rating?

6.2% of viewers of the 16-25 age group gave the movie a poor rating and they represent 1.57% of the total audience.

Step-by-step explanation:

1. Based on the information provided, this was rating that viewers from 16-25 age group qualified the movie:

Excellent : 52 viewers

Good : 42 viewers

Average: 12 viewers

Poor : 7 viewers

Total viewers of this age group: 113

Total audience: 446

Therefore the percentages calculated from the total viewers of this age group and from the total audience were:

Excellent : 52/113 = 46.02% and 52/446= 11.66%

Good : 42/113 = 37.17% and 42/446 = 9.42%

Average: 12/113 = 10.62% and 12/446 = 2.7%

Poor : 7/113 = 6.2% and 7/446 = 1.57%

2.  What percentage of the audience from the 16-25 age group gave the movie a poor rating?

6.2% of viewers of the 16-25 age group gave the movie a poor rating and they represent 1.57% of the total audience.

answer:

it is general formula that is used to write value to its excet position

a11 a12 a13

a21 a22 a23

it is the example of order 2 by 3 matrix in this

a11 means value occur in 1 st row 1st column

a12 means value occurs in 1st row 2nd column

a13 means value occur in 1st row and 3rd column

a21 means value occurs in 2nd row and 1st column

a22 means value occurs in 2nd row and in 2nd column

a23 means value occurs in 2nd row and in 3rd column