To determine the percentage of students interested in volunteering for a

holiday food drive, Franklin High School conducts a phone survey of all

currently enrolled seniors. This is an example of -

A. displaying data

O

B. data collection

O

C. inferential statistics

O

D. descriptive statistics

it is probably the graph on the bottom right.

df =

both have same length

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.