The following sample of observations was randomly selected. x 2 5 3 6 10 7 4 y 4 6 5 7 8 11 6 a. Draw a scatter diagram. b. Determine mean values and standard deviations for both variables c. Compute the correlation coefficient d. Determine regression equation. e. Determine the value of ŷ when x is 8. f. Calculate determination coefficient. Considering it’s value make a conclusion about accuracy of the prediction.

Me with this one question, and i'll upvote the brainliest answer

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.