subject
Mathematics, 05.05.2021 01:00 prayingfeet7799

On a standardized exam, the scores are normally distributed with a mean of 300 and a standard deviation of 20. Find the Z-score of a person who scored 270 on the exam. Thank

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 21:50
Which rule describes the composition of transformations that maps ajkl to aj"k"l"? ro. 900 o to, -2(x, y) to, -20 ro, 900(x, y) ro, 9000 t-2. o(x,y) t-2, 00 ro, 900(x, y)
Answers: 2
question
Mathematics, 21.06.2019 22:00
Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?
Answers: 3
question
Mathematics, 22.06.2019 01:00
What are the domain and range of f(x)= -log5(x+2)
Answers: 2
question
Mathematics, 22.06.2019 03:30
Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq less than 132. the probability that a randomly selected adult has an iq less than 132 is?
Answers: 1
You know the right answer?
On a standardized exam, the scores are normally distributed with a mean of 300 and a standard devi...
Questions
question
Arts, 16.10.2021 19:10
question
Mathematics, 16.10.2021 19:10
question
Mathematics, 16.10.2021 19:10
Questions on the website: 13722363