39. Un comerciante compra frijol a un campesino, de acuerdo con la siguiente tabla.
cantidad cobrada
100
90
80
70
50
40
30
20
10
numero en kilogramos
1 2 3 4 5 6 7 8 9 10
Número de kilogramos
Qué rango de kilogramos de frijol debe vender el comerciante para
generar una ganancia de entre $138 y $288?​

Assemble the proof by dragging tiles to the statements and reasons column

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?

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.