![subject](/tpl/images/cats/mat.png)
Mathematics, 21.02.2020 06:08 kisses1131953
A calculus exam has a mean of µ = 73 and a standard deviation of σ = 4. Trina's score on the exam was 79, giving her a z-score of +1.50. The teacher standardized the exam distribution to a new mean of µ = 70 and standard deviation of σ = 5.What is Trina's z-score for the standardized distribution of the calculus exam?a. z = +.75 b. z = +2.25 c. z = +.50 d. z = +1.50
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:30
You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
What is the value of x in the equation 2(x-4) = 4(2x + 1)?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:30
What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6
Answers: 1
You know the right answer?
A calculus exam has a mean of µ = 73 and a standard deviation of σ = 4. Trina's score on the exam wa...
Questions
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 27.07.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 27.07.2021 14:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.07.2021 14:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2021 14:00
![question](/tpl/images/cats/istoriya.png)
History, 27.07.2021 14:00
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.07.2021 14:00
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2021 14:00
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 27.07.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 27.07.2021 14:00