1. A standard deck of cards has 52 cards. There are 26 red (13-diamonds and 13-hearts) and 26 black (13-clubs and 13-spades). There are 4 of each number 2-10, 4 jacks, 4 queens, 4 kings and 4 aces. Which is the probability that
a card drawn from a standard deck is red and an 8?
a. 0.25
b. 0.08
C. 0.16
d. 0.04

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below. correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance. what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.