300times, because 6xs10^5 is equal to 600000 and 2xs10^3 is 2000, and if you divide you would get 300
Answer:
1. IQ range
2. Frequency
3. Mean
4. Standard deviation and variance
Step-by-step explanation:
To use statistics the researcher must determine the standard deviation, mean and variance. He will need the following to calculate the mean:
1. The IQ score range and the frequency of the range.
To calculate the standard deviation and mean:
1. Need the mean and frequency of the IQ scores
Therefore the 4 things needed is:
1. IQ range
2. Frequency
3. Mean
4. Standard deviation and variance
Answer:
The answer is 14 3/4. I just worked on this problem.
Step-by-step explanation: