subject
Mathematics, 25.11.2019 23:31 lackin2056

Lorraine computed a confidence interval for μ based on a sample of size 41. since she did not know σ, she used s in her calculations. lorraine used the normal distribution for the confidence interval instead of a student's t distribution. will her interval be longer or shorter than one obtained by using an appropriate student's t distribution

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 20:10
A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.
Answers: 1
question
Mathematics, 22.06.2019 03:30
At the beginning of a call to the cable company, a message tells customers, "after you finish talking to our customer service representative, you will be asked to take a five-question survey about the level of service you recieved. it would be appreciated if you could stay on the line to answer the survey questions." what type of sampling is the cable company using?
Answers: 3
question
Mathematics, 22.06.2019 05:40
Which of the following is most likely the next step in the series
Answers: 2
question
Mathematics, 22.06.2019 06:00
For each phone call robert makes,he pays $0.10 for the first minute and $0.05 for each additional minute. what is the cost for two 5 minute calls ? a $0.60b $0.30c $0.15d $0.45 show work.
Answers: 1
You know the right answer?
Lorraine computed a confidence interval for μ based on a sample of size 41. since she did not know σ...
Questions
question
Mathematics, 28.12.2019 21:31
question
Mathematics, 28.12.2019 21:31