Weekly wages at a certain factory are
normally distributed with a mean of
$400 and a standard...
![subject](/tpl/images/cats/mat.png)
Mathematics, 07.06.2020 00:00 itzlianne
Weekly wages at a certain factory are
normally distributed with a mean of
$400 and a standard deviation of $50.
Find the probability that a worker
selected at random makes between
$400 and $450.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00, fortnite83
Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?
Answers: 2
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30, legendman27
Given: ad¯¯¯¯¯ is an altitude. prove: ab2+ac2=cb2 right triangle a b c with right angle a. point d lies on side b c and segment a d is drawn. angle a d c is a right angle. drag and drop a reason into each box to correctly complete the two-column proof. statement reason ad¯¯¯¯¯ is an altitude, and ∠bac is a right angle. given ∠adb and ∠adc are right angles. definition of altitude ∠bac≅∠bda ? ∠bac≅∠adc ? ∠b≅∠b ? ∠c≅∠c reflexive property of congruence △abc∼△dba ? △abc∼△dac aa similarity postulate abbd=cbab ? ab2=(cb)(bd) cross multiply and simplify. acdc=cbac polygon similarity postulate ac2=(cb)(dc) cross multiply and simplify. ab2+ac2=ab2+(cb)(dc) addition property of equality ab2+ac2=(cb)(bd)+(cb)(dc) substitution property of equality ab2+ac2=(cb)(bd+dc) ? bd+dc=cb segment addition postulate ab2+ac2=cb2 substitution property of equality
Answers: 1
You know the right answer?
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.11.2020 02:10
![Konu](/tpl/images/cats/en.png)
English, 18.11.2020 02:10
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.11.2020 02:10
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/es.png)
Spanish, 18.11.2020 02:10
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 18.11.2020 02:10