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A student scored 70 percent

On a chemistry exam, Student A scored a 81 and Student B scored a 70. The mean for the class was 75 and the standard deviation
1. 2 answers
2. asked by robyn
3. 814 views
in a certaib college class 40 percent of students scored an a on the finak exam what is the probabillity pf randomly selecting
1. 1 answer
2. 21 views
A student scored 70 percent on a test, and was in the 80th percentile. Explain these two numbers.
1. 1 answer
2. asked by Susan
3. 442 views
A student scored 81 percent on a test, and was in the 77th percentile. Explain these two numbers.
1. 3 answers
2. asked by Jen
3. 490 views
A student scored 70 percent on a test, and was in the 80th percentile. Explain these two numbers.
1. 1 answer
2. asked by Susan
3. 682 views
In a test a student scored 51 marks out of 80. Express his mark as a percentage to the nearest whole percent
1. 3 answers
2. asked by Nuwel
3. 1,157 views
A student scored 30 percent on a test, and was in the 24th percentile. Explain these two numbers!Please show work!
1. 1 answer
2. asked by Anonymous
3. 364 views
In a certain college class, 40 percent of students scored an A on the final exam. What is the probability of randomly selecting
1. 3 answers
2. asked by Nanika Zoldyck
3. 33 views
A student finds the density of an ice cube to be 0.80g/cm3; it is actually 0.90 g/cm3. What is the percent deviation (percent
1. 5 answers
2. asked by Anonymous
3. 3,236 views
If student A scored 42 on a test of reading and the test had a mean of 52 and a standard deviation of 8, what percentage of test
1. 0 answers
2. asked by Brittany
3. 762 views