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
The jurassic zoo charges $14 for each adult admission and $5 for each child. the total bill for 77 people from a school trip was $565. how many adults and how many children went to the zoo? i
Answers: 2
Mathematics, 21.06.2019 19:00
What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62
Answers: 2
Mathematics, 21.06.2019 21:00
An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.
Answers: 1
Mathematics, 22.06.2019 00:00
Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6
Answers: 1
After an extensive advertising campaign, the manager of a company wants to estimate the proportion o...
Mathematics, 14.07.2019 10:00
Mathematics, 14.07.2019 10:00
Chemistry, 14.07.2019 10:00
History, 14.07.2019 10:00
Computers and Technology, 14.07.2019 10:00
History, 14.07.2019 10:00
Chemistry, 14.07.2019 10:00
Biology, 14.07.2019 10:00
Geography, 14.07.2019 10:00