can you please help me with this? thanks in advance

A. Fill in the blanks with the correct information to make meaningful statements. 1. A is a single value used to estimate a population parameter 2. A range of values called is also used to estimate a population parameter. 3. Among the three values of central tendency, the best estimator of the population parameter u is the 4. A good estimator has no 5. To obtain a mean from a sample, the sum of the sample values is divided by 6. The standard deviation is a measure of B. Find (a) the point estimate of the population parameter , and the (b) standard deviation for each of the following sets of data. 1. Scores in a long test in Science 78 75 86 82 70 85 83 86 92 82 85 80 88 84 86 90 88 90 78 83 90 86 84 75 85 77 88 85 90 85 83 83 86 83 84 86 92 85 80 76 88 79 84 80 8B 80 88 2. Lengths of seedlings in a plant box in cm 8 8.6 12 10 10.5 8 10.6 8.6 10.5 7.4 6.4 12.2 6.5 12 6.8 7.5 8 11 8.5 9.5 12 11.5 12.5 10.4 7 6.8 7 7 10.5 7 7 7 8.3 7 13.5 12.5 7 12.5 10 6.8 10.2 6 6.5 10.3 6.8 6.8