Mean is 500, Standard Deviation is 80.
Question:
If 1,100 students had a score of 600 or more, then how many students applied last year?
Mean is 500, Standard Deviation is 80. Question: If 1,100 students had a score of 600...
Students taking a standardized IQ test had a mean score of 98 with a standard deviation of 12. If a random sample of 36 students is selected, find the probability that their mean score is less than 94. Leave your answer as a decimal with 4 decimal places.
Students taking a standardized IQ test had a mean score of 100 with a standard deviation of 15. What is the lowest score that would still place a student in the top 15%?
A standardized test's scores are normally distributed with a mean a 500 and a standard deviation of 100. If 1200 students take the test, how many would you expect to score over 650? Round your answer to the nearest whole number.
QUESTION 16 When a class of 23 students took the SAT, they had a mean score of 1445 with a standard deviation of 178. Construct a 99% confidence interval for the mean SAT score of all students (). O (1368, 1522) O (1381, 1509) (1352, 1538) (1340, 1550)
QUESTION 19 Sale SHS, wyremally distried with a 80 and standard deviation and the mean and standard deviation of students final scores in Statistical we do not know the exact distribution of Y Assume that you are selecting only one student from the Statistical Methods I class, and 49 students from the Step at the final score of the selected adent from Statistical Methods I class is higher than a certain score (say") is 09542. Find the value of
QUESTION 16 When a class of 23 students took the SAT, they had a mean score of 1445 with a standard deviation of 178. Construct a 99% confidence interval for the mean SAT score of all students (u). O (1368, 1522) O (1381, 1509) O (1352, 1538) O (1340, 1550)
In the state of Kentucky, the mean SAT math score is 600 with standard deviation 75. A school system in Smithville decides to study if their scores are statistically less than the state. They gather data from 51 students in their district. Mean 536.72549 Std Dev 33.670805 Std Err Mean 4.7148558 Upper 95% Mean 546.19556 Lower 95% Mean 527.25542 N 51 Hypothesized Value 600 Actual Estimate 536.725 DF 50 Std Dev 33.6708 Sigma given 75 z Test Test Statistic -6.0249...
I know the number of students, mean and standard deviation - how do I calculate how many students will receive a score within 1 standard deviation? two standard deviations?
Suppose that the mean score of a class of 30 students was 80. The 20 male students in the class had a mean score of 72. What was the mean score for the 10 female students? Mean Score for Female Students = please explain how you came to your conclusion because I have tried multiple times and keep getting the wrong answer. THank you
Bob got an 85 on a test. His class had a mean score of 80 with a standard deviation of 3. Mary got a score of 79 on a test. Her class's mean score was 72 with a standard deviation 4. Which student performed better relative to their classmates?