* Question Completion Status: If a normal distribution has a mean of 75 and a standard deviation of 14, then what would be the probability of finding, from a sample of size 50, a sample average with a value of 74 or less? O a. 0.5051 O b. 0.5000 O c. 0.3050 O d. -0.5051 QUESTION 4 2 points CH7 Norm Interval 1: BONUS: If a normal population has a mean of 16.5 and a standard deviation of 0.75, then what symmetric, centered data interval would contain 95% of all sample averages from samples of size 625? O a. 16.4412 to 16.5588 O b. -1.96 to 1.96 O c. 16.4507 to 16.5494 O d. 15.03 to 17.97 QUESTION 5