Mathematics, 02.08.2019 14:20 kelseybell2707
Ijust need someone to let me know if i am correct here. the length of an instant message conversation is normally distributed with a mean of 5 minutes and a standard deviation of .7 minutes. what is the probability that a conversation lasts longer than 6 minutes? 0.045 0.077 0.955 this is than answer i chose. 0.922 a study of one thousand teens found that the number of hours they spend on social networking sites each week is normally distributed with a mean of 30 hours. the population standard deviation is 2 hours. what is the 95% confidence interval for the mean? 29.76β30.24 hours 29.88β30 hours 30β30.12 hours 29.88β30.12 hours this is the answer that i chose.
Answers: 1
Mathematics, 21.06.2019 16:30
If your annual gross income is $62,000 and you have one monthly car payment of $335 and a monthly student loan payment of $225, what is the maximum house payment you can afford. consider a standard 28% front-end ratio and a 36% back-end ratio. also, to complete your calculation, the annual property tax will be $3,600 and the annual homeowner's premium will be $360.
Answers: 1
Mathematics, 21.06.2019 16:30
Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done
Answers: 3
Mathematics, 21.06.2019 19:10
What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)
Answers: 3
Mathematics, 21.06.2019 23:00
Mr. rose asked his students to draw a quadrilateral with 4 unequal sides. draw an example of this kind of quadrilateral.
Answers: 2
Ijust need someone to let me know if i am correct here. the length of an instant message conversatio...
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