subject
Mathematics, 03.04.2020 03:07 Heyitsbrandi

Scores on a standardized military exam are normally distributed with a mean of 57 and a standard deviation of 9. Consider a group of 4000 military students.

Approximately how many students will score less than 66 on the test?

200

634

3366

3800

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?
Answers: 2
question
Mathematics, 21.06.2019 17:50
For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)
Answers: 1
question
Mathematics, 21.06.2019 19:40
The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?
Answers: 2
question
Mathematics, 21.06.2019 20:00
Landon wrote that 3−2.6=4. which statement about his answer is true?
Answers: 1
You know the right answer?
Scores on a standardized military exam are normally distributed with a mean of 57 and a standard dev...
Questions
question
English, 11.02.2020 02:46
question
Physics, 11.02.2020 02:46