please help me answer the following true or false questions

1. You can determine the z-score from the 25th and 75th percentiles. True False 2. A z-score score is referred to as the standard score. True False 3. The denominator of the z-score formula is the statistic, S. True False 4. Z scores are used to describe individual scores. True False 5. A number line is used to interpret z-zones. True False