A company sends an email survey to 3,500 customers and asks them to rate their customer satisfaction on a scale of 1 to 11. Of the customers who receive the email, 2,500 have been customers for less than 1 year and 1,000 have been customers for more than one year. Of the <1 year customers, 15% answer the survey; of the >1 year customers, 25% answer the survey. The <1 year customers post an average rating of 5.0 and the >1 year customers post an average rating of 8.5. Required:
a. Which group provided more responses?
b. What is the overall average rating from the survey?

it would be 6xy and -16xy.

30 people weigh 160 pounds or more

the number of possible outcomes that do not show a 1 on the first spinner and show the number 4 on the second spinner is 2.

spinner 1 spinner 2

1                     1

1                     2

1                     3

1                     4

2                   1

2                   2

2                   3

2                   4   = not 1, and 4

3                   1

3                   2

3                   3

3                   4 = not 1, and 4

only 2 outcomes have passed the given condition.

step-by-step explanation: