Questions LLC
Login
or
Sign Up
Ask a New Question
Math
Statistics
Standard Deviation
Joes test score was 450(1 standard deviation below the population mean550) A good guess for Joes test score is
1 answer
470
You can
ask a new question
or
answer this question
.
Similar Questions
Joe claims that the equation y = 2x + b, where b is a real number, represents the graph of a straight line.
Which statement BEST
Top answer:
B: Joe's claim is true for all values of b.
Read more.
Question: Between test 1 (score of 230 and mean of 210 and standard deviation of 22) and test 2 (score of 80 and mean of 70 and
Top answer:
what do you mean by "better"? Closer to the mean? Farther above the mean -- more std away? In any
Read more.
Three students take equivalent stress tests. Which is the highest relative score?
a. A score of 144 on a test with a mean of 128
Top answer:
34%
Read more.
Three students take equivalent stress tests. Which is the highest relative score?
a. A score of 144 on a test with a mean of 128
Top answer:
I need the answer
Read more.
pirate joes organizes its employees into teams that work very closely together why is it important for pirate joes to keep its
Top answer:
B high turnover can lead to morale problems in teams
Read more.
Amy works in a fast food restaurant called Messy Joes. At Messy Joes, each employee is entitled to a free burger during the
Top answer:
Without consulting with Amy's boss, it is not possible to determine who is objectively correct. The
Read more.
Amy works in a fast food restaurant called Messy Joes. At Messy Joes, each employee is entitled to a free burger during the
Top answer:
Both Amy and Becca have different interpretations of the given deadline. According to Amy's
Read more.
Suppose that two different tests A and B are to be given to a student chosen at random from a certain population. Suppose also
Top answer:
Nope
Read more.
A population has a mean of � � 30 and a standard
deviation of � � 5. a. If 5 points were added to every score in the population,
Top answer:
a. mean = 35; standard deviation of 5 stays the same. b. mean = 90; standard deviation = 15
Read more.
The average score on a standardized test is 500 points with a standard deviation of 50 points. If 2,000
students take the test at
Top answer:
im looking for the answer!!!
Read more.
Related Questions
IQ test scores are normally distributed with a mean of 100 and a standard deviation of 15. Find the x- score that corresponds to
if someone scored two standard deviations above the mean on a standard test where the mean =100 and the standard deviation = 15,
Suppose scores on an IQ test are normally distributed.If the test has mean of 100 and standard deviation of 10,what is the
For a population with a standard deviation of s = 12, a z-score of z = +0.50 corresponds to a score that is above the mean by 6
A score that is 10 points below the mean corresponds to a z-score of z=-2.00. What is the population standard deviation?
Q1. A population has a mean of µ = 80 with σ = 20.
a. If a single score is randomly selected from this population, how much
For a population with a mean of 80 and the standard deviation of 12, what is the Z score corresponding to an individual score of
If an iq test has high predictive validity, then
a. a psychologist can accurately guess what score someone will get before he or
In a recent study on gender differences in education, a sample of 7 boys had a mean score of 18.5 and a standard deviation of
Some test use a median of 50 and a standard deviation of 10. What proportion of the population will be between the standard