Mathematics, 12.12.2019 05:31 ryleigh8211
Asample survey is designed to estimate the proportion of sports utility vehicles being driven in the state of california. a random sample of 500 registrations are selected from a department of motor vehicles database, and 48 are classified as sports utility vehicles. (a) use a 95% confidence interval to estimate the proportion of sports utility vehicles in california. (round your answers to three decimal places.) to (b) how can you estimate the proportion of sports utility vehicles in california with a higher degree of accuracy? (hint: there are two answers. select all that apply.) increase za/2 by increasing the confidence coefficient conduct a non-random sample increase the sample size n decrease the sample size n decrease za/2 by increasing the confidence coefficient decrease za/2 by decreasing the confidence coefficient increase za/2 by decreasing the confidence coefficient you may need to use the appropriate appendix table or technology to answer this question.
Answers: 2
Mathematics, 21.06.2019 16:00
Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related
Answers: 1
Mathematics, 21.06.2019 17:10
Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.
Answers: 2
Mathematics, 21.06.2019 19:00
Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.
Answers: 3
Mathematics, 21.06.2019 21:00
Sweet t saved 20 percent of the total cost of the green-eyed fleas new album let there be fleas on earth. if the regular price is $30 how much did sweet save
Answers: 1
Asample survey is designed to estimate the proportion of sports utility vehicles being driven in the...
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