Mathematics, 25.11.2019 21:31 alishastevens16
You want to estimate the mean time college students spend watching online videos each day. the estimate must be within 2 minutes of the population mean. determine the required sample size to construct a 99% confidence interval for the population mean. assume the population standard deviation is 2.4 minutes.
Answers: 3
= population standard deviation.
= Two -tailed z-value for 
(significance level) 
:
Another question on Mathematics
Mathematics, 21.06.2019 21:30
What does independent variable and dependent variable mean in math?
Answers: 2
Mathematics, 21.06.2019 22:00
22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!
Answers: 1
Mathematics, 21.06.2019 22:20
1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.
Answers: 2
Mathematics, 21.06.2019 22:30
Ingredient c: 1/4 cup for 2/3 serving or ingredient d: 1/3 cup for 3/4 serving which unit rate is smaller
Answers: 2
You know the right answer?
You want to estimate the mean time college students spend watching online videos each day. the estim...
Questions
Mathematics, 18.11.2020 18:20
Chemistry, 18.11.2020 18:20
Mathematics, 18.11.2020 18:20
Mathematics, 18.11.2020 18:20
English, 18.11.2020 18:20
Mathematics, 18.11.2020 18:20
English, 18.11.2020 18:20
Physics, 18.11.2020 18:20
Mathematics, 18.11.2020 18:20
Biology, 18.11.2020 18:20
Advanced Placement (AP), 18.11.2020 18:20
Mathematics, 18.11.2020 18:20
