The dimensions of a triangle are shown below. if the height of the triangle is increased by the factor of 4, which statement will be true about the area of the triangle?

a. the area will increase by a factor of 2.
b. the area will increase by a factor of 4.
c. the area will increase by a factor of 8
d. the area will not change

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

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?

The scatterplot below shows the number of hours that students read weekly and the number of hours that they spend on chores weekly. which statement about the scatterplot is true?