Mathematics, 18.01.2021 21:20, janinecastillo01
The water works commission needs to know the mean household usage of water by the residents of a small town in gallons per day. They would like the estimate to have a maximum error of 0.14 gallons. A previous study found that for an average family the standard deviation is 1.4 gallons and the mean is 15.9 gallons per day. If they are using a 80% level of confidence, how large of a sample is required to estimate the mean usage of water
Answers: 2
Mathematics, 21.06.2019 22:00, prelogical
Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?
Answers: 1
Mathematics, 21.06.2019 22:00, prishnasharma34
The two box p digram the two box plots show the data of the pitches thrown by two pitchers throughout the season. which statement is correct? check all that apply. pitcher 1 has a symmetric data set. pitcher 1 does not have a symmetric data set. pitcher 2 has a symmetric data set. pitcher 2 does not have a symmetric data set. pitcher 2 has the greater variation. ots represent the total number of touchdowns two quarterbacks threw in 10 seasons of play
Answers: 1
Mathematics, 22.06.2019 00:30, brianlykid3042
Graph a point. start at your origin, move left 10 units, and then move up three units which ordered pair is the point you graphed
Answers: 2
The water works commission needs to know the mean household usage of water by the residents of a sma...
Mathematics, 28.06.2019 23:00