The time (in number of days) until maturity of a certain variety of hot pepper is Normally distributed, with mean (Average of box) and standard deviation (SD of box) - both are unknown. This variety is advertised as taking 70 days to mature. I wish to test the hypotheses H0: = 70, Ha: > 70, so I select a simple random sample of four plants of this variety and measure the time until maturity. The four times, in days, are 76, 73, 69, and 70. Based on these data