Mathematics, 13.04.2021 04:10 ayoismeisalex
A fashion designer wants to know how many new dresses women buy each year. A sample of 208 women was taken to study their purchasing habits. Construct the 85% confidence interval for the mean number of dresses purchased each year if the sample mean was found to be 6.2. Assume that the population standard deviation is 1.1.
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 19:00
What are the solutions of the equation? 16x^2 + 24x + 5 = 5 a. 1/4, 5/4 b. -1/4, -5/4 c. -1/4, 5/4 d. 1/4 , -5/4
Answers: 1
Mathematics, 21.06.2019 19:00
1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?
Answers: 1
Mathematics, 21.06.2019 19:30
Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500
Answers: 2
You know the right answer?
A fashion designer wants to know how many new dresses women buy each year. A sample of 208 women was...
Questions
Spanish, 01.09.2019 23:00
Mathematics, 01.09.2019 23:00
Biology, 01.09.2019 23:00
History, 01.09.2019 23:00
Mathematics, 01.09.2019 23:00
English, 01.09.2019 23:00
Mathematics, 01.09.2019 23:00
Biology, 01.09.2019 23:00
History, 01.09.2019 23:00
Biology, 01.09.2019 23:00
