subject
Mathematics, 28.06.2019 05:30 kaseyvn03

Acivil service exam yields scores which are normally distributed with a mean of 81 and a standard deviation of 5.5. if the civil service wishes to set a cut-off score on the exam so that 15% of the test takers fail the exam, what should the cut-off score be? remember to round your z-value to 2 decimal places.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:40
How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence
Answers: 3
question
Mathematics, 21.06.2019 16:30
Diana is painting statues she has 7/8 of a liter of paint each statue requires 1/20 of a liter of paint how many statues can she paint?
Answers: 3
question
Mathematics, 21.06.2019 19:20
Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?
Answers: 1
question
Mathematics, 21.06.2019 21:30
Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3
Answers: 1
You know the right answer?
Acivil service exam yields scores which are normally distributed with a mean of 81 and a standard de...
Questions
question
Mathematics, 26.10.2021 19:10
question
World Languages, 26.10.2021 19:10
question
Business, 26.10.2021 19:20
Questions on the website: 13722359