Mathematics, 15.04.2020 18:58 shaymabejja1965
After an extensive advertising campaign, the manager of a company wants to estimate the proportion of potential customers that recognize a new product. She samples 120 potential consumers and finds that 54 recognize this product. She uses this sample information to obtain a 95% confidence interval that goes from 0.36 to 0.54.
1. True or False: Referring to Problem A, the manager wants to know the value of the population so the manager uses the sample to estimate the population proportion.
a. True
b. False
2. True or False: Referring to Problem A, point estimate of the population proportion is = 0.45.
a. True
b. False
3. Referring to problem A, the sample proportion is = 0.45.
a. True
b. False
4. Referring to Problem A, the manager wants to know the value for the population so the manager uses the sample to estimate the population value
a. True
b. False
5. Referring to Problem A, the parameter of interest is 54/120 = 0.45.
a. True
b. False
Answers: 3
Mathematics, 21.06.2019 14:30
Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12
Answers: 2
Mathematics, 21.06.2019 15:10
5x + 2 = 12 solve the following equation. then place the correct number in the box provided.
Answers: 2
Mathematics, 21.06.2019 16:10
In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?
Answers: 3
Mathematics, 21.06.2019 22:00
Given sin∅ = 1/3 and 0 < ∅ < π/2 ; find tan2∅ a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9
Answers: 2
After an extensive advertising campaign, the manager of a company wants to estimate the proportion o...
Mathematics, 11.07.2019 17:00
Mathematics, 11.07.2019 17:00
Mathematics, 11.07.2019 17:00
History, 11.07.2019 17:00
Mathematics, 11.07.2019 17:00
History, 11.07.2019 17:00
Mathematics, 11.07.2019 17:00
English, 11.07.2019 17:00
Mathematics, 11.07.2019 17:00
Mathematics, 11.07.2019 17:00
Mathematics, 11.07.2019 17:00
English, 11.07.2019 17:00