Mathematics, 04.01.2020 05:31 19wawrzkeek
Aresearcher wants to find a 90% confidence interval for the population proportion of those who support additional handgun control. she collects an srs of 80 people, 50 of whom say they support additional controls. which of these is the correct confidence interval? a. (.52, .73)b. (.54, .71)c. (.49, .76)d. (.51, .75)e. (.58, .68)
Answers: 3
Mathematics, 21.06.2019 16:00
Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.
Answers: 1
Mathematics, 21.06.2019 18:00
Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?
Answers: 1
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
Aresearcher wants to find a 90% confidence interval for the population proportion of those who suppo...
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