The regression equation is Ŷ = 29.29 − 0.96X, the sample size is 8, and the standard error of the slope is 0.22. We wish to test whether the slope in the population is different from zero using a level of significance of 0.01. What conclusion should be reached?

Need solving this second acceleration problem.

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?