Which is the best statistical question that Mr. Ellis could ask the group? A. Do you speak Spanish?
B. Have you traveled to Spain before?
C. How many people are in the vacation group?
D. What attraction would you most like to see during your trip?

A. because it is a generic question

3.4 pizzas

step-by-step explanation:

given is a scatter plot showing number of pizzas sold during weeks for different issues of coupon

y represents number of pizzas sold and x number of coupons issued

y is marked verticaly and x horizontally

the trend line is given as

y =3.4x+43

this says that even when no coupon is issued pizzas sold will be 43

and rate of change of pizza sold for 1 unit of coupon = slope = 3.4

i.e. when x increases by 1 unit y increases by 3.4 units

hence for each additional coupon issued 3.4 pizzas more will be sold

answer: it's a

step-by-step explanation: