Mathematics, 03.12.2020 19:50 emmie50
The monthly electric bills in a certain community are normally distributed, with a mean of $245 and a standard distribution of $55. If there are 461 households in the community, about how many of them have electric bills less than $200?
A. 45
B. 21
C. 95
D. 81
Answers: 3
Mathematics, 21.06.2019 13:30
The soup shack usually makes tomato soup with 99 tomatoes for every 1212 cups of soup. today, they made 88 cups of soup with 66 tomatoes. how does today's soup compare to the usual recipe?
Answers: 2
Mathematics, 21.06.2019 14:30
Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees
Answers: 3
The monthly electric bills in a certain community are normally distributed, with a mean of $245 and...
Mathematics, 27.08.2019 01:50
Chemistry, 27.08.2019 01:50
Mathematics, 27.08.2019 01:50
Biology, 27.08.2019 01:50
Biology, 27.08.2019 01:50
Mathematics, 27.08.2019 01:50
Biology, 27.08.2019 01:50
Mathematics, 27.08.2019 01:50