Mathematics, 07.10.2019 18:20 shaydog7107
Amarket researcher for a provider of music player accessories wants to know the proportion of customers who own cars to assess the market for a new car charger. a survey of 700 customers indicates that 76% own cars.
a) what is the estimated standard deviation of the sampling distribution of the proportion?
b) how large would the estimated standard deviation have been if he had surveyed only 175 customers (assuming the proportion is about the same)?
Answers: 3
Mathematics, 21.06.2019 18:30
Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles
Answers: 2
Mathematics, 21.06.2019 19:30
Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?
Answers: 1
Mathematics, 21.06.2019 19:30
The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28
Answers: 1
Amarket researcher for a provider of music player accessories wants to know the proportion of custom...
Health, 30.06.2019 11:40
English, 30.06.2019 11:40
Spanish, 30.06.2019 11:40
Mathematics, 30.06.2019 11:40
Mathematics, 30.06.2019 11:40
English, 30.06.2019 11:40
Social Studies, 30.06.2019 11:40
Computers and Technology, 30.06.2019 11:40
Chemistry, 30.06.2019 11:40