![subject](/tpl/images/cats/mat.png)
Mathematics, 27.07.2019 14:00 sophie5064
Alocal weather enthusiast wants to see if the last five summers have been warmer than normal for eloy, arizona. from the national oceanic and atmospheric administration (noaa), he knows the 30-year average for july was 90° with a standard deviation of 2.1°. the last five summers recorded have an average of 92°. if he uses a = 2.5%, which of the following would be valid based on the data he has gathered? a) he can conclude that the summers have been warmer than the 30-year average. b) he can conclude that the summers will continue to be warmer for the next 10 years. c) he does not have enough information to make a decision. d) the average for the last five years fits with the 30-year average.
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:50
Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.
Answers: 2
![question](/tpl/images/cats/mat.png)
You know the right answer?
Alocal weather enthusiast wants to see if the last five summers have been warmer than normal for elo...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 20:45
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 20:45
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 05.05.2020 20:45
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 20:45
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 05.05.2020 20:46
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 20:46
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 05.05.2020 20:46
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 05.05.2020 20:46
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)