A sample of 100 IQ scores produced the following statistics: mean = 95 lower quartile = 70
Question:
A sample of 100 IQ scores produced the following statistics:
mean = 95 lower quartile = 70 median = 100 upper quartile = 120 mode = 75 standard deviation = 30 Which statement(s) is (are) correct?
(1) Half of the scores are less than 95.
(2) The middle 50% of scores are between 100 and 120.
(3) One-quarter of the scores are greater than 120.
(4) The most common score is 95.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Question Posted: