Researchers use a test statistic known as the p-value to discern whether the event falls below the significance level; if it does, the result is statistically significant. The p-value is a function of the means and standard deviations of the data samples.
Directions. 1  Heat oven to 400Â° F. Pierce each sweet potato several times with the tines of a fork. 2  Place the sweet potatoes on a rimmed baking sheet lined with foil. 3  Bake until tender, about 45 minutes. 4  Make a slit in the top of each sweet potato. 5  Top with 1 tablespoon of butter and season with the salt and pepper.
Preheat oven to 350 degrees. Brush scrubbed sweet potatoes with oil to coat well. Season sweet potatoes generously, using 1 to 2 tablespoons of the seasoning mix depending on size of sweet potato. Set sweet potatoes on cookie sheet and bake in preheated oven until soft in the center, 1 1/2 to 2 hours.When done, remove from oven and slit top of each sweet potato. Press ends to open.eason sweet potatoes generously, using 1 to 2 tablespoons of the seasoning mix depending on size of sweet potato. Set sweet potatoes on cookie sheet and bake in preheated oven until soft in the center, 1 1/2 to 2 hours. When done, remove from oven and slit top of each sweet potato.