15 points due soon Use the summation notation to write the series 10+5+0+(-5)+(-10)+(-15)​

Which expression will have the same sum as 3_8 + 1/4?

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

If you could answer these your a life saver