I need help and don't understand 3 & 4.

3) Use the image of the SPSS output f01 a one- sample t- test below to answer the following questions: OnE- Sample Statistics Std Error Mean Std. Deviation Mean 95% Condence Interval ofthe Difference Mean write witing score 4140 m 2 22500 1 4533 4. 0967 One-Sample Test Test Value = 50 What is the population average that is being used for comparison in this example? This is NOT the average of the sample. b. What is the sample size? 0. What is the tstatistic? d. Is this a statistically signicant correlation - Yes or No? 4) Correct the following writeup. There are ve errors. Please re-type the paragraph with the corrections in place. A Pearson correlation was computed to assess the relationship between the number of practice worksheets as student reported completing (M = 2, SD = 1.250) and their exam grades (M = 72.6, SD = 12.812). A signicant positive relationship was found between these two variables with the correlation being .753 (n = 64, p