Mathematics, 07.12.2020 14:00 chevysilveradofixit
An airline is interested in measuring the customer satisfaction of its passengers in all of its domestic flights on a certain day. The data analysis team took all 22 domestic flights of that day that took off from a certain airport. They randomly selected 25 passengers from each flight to form a sample of 550 passengers.
What sampling technique did the data analysis team use?
Stratified sampling
Simple random sampling
Quota sampling
Systematic sampling
Answers: 1
Mathematics, 21.06.2019 21:00
What is the missing statement in step 4? ? rts ? ? vtu and ? rtu ? ? vts ? rts ? ? rvs and ? rtu ? ? stv ? vrs ? ? vru and ? usr ? ? usv ? vur ? ? vus and ? uvs ? ? sru
Answers: 3
Mathematics, 21.06.2019 21:40
Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.
Answers: 3
Mathematics, 22.06.2019 05:00
Look at the long division problem shown on the right. complete the division to determine what the remainder will be. what is the remainder? –10 –7 7 10 dividing polynomials with a remainder
Answers: 2
An airline is interested in measuring the customer satisfaction of its passengers in all of its dome...
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