Mathematics, 06.12.2019 04:31 embersongracie
Astudy was conducted to examine whether the proportion of females was the same for five groups (groups a, b, c, d, and e). how many degrees of freedom would the χ2 test statistic have when testing the hypothesis that the proportions in each group are all equal?
a. 1
b. 4
c. 5
d. 0.20
Answers: 3
Mathematics, 21.06.2019 19:30
Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?
Answers: 2
Mathematics, 21.06.2019 20:50
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Mathematics, 21.06.2019 22:00
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Astudy was conducted to examine whether the proportion of females was the same for five groups (grou...
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