A Standard Reference Material is certified to contain 94.6 ppm of an organic contaminant in soil. Your analysis gives values of 98.6, 98.4, 97.2, 98.1, and 96.2 ppm. a. Do your results differ from the expected result at the 95% confidence level? 1. Yes, my result differs significantly.2. No, my result does not differ significantly.
b. If you made one more measurement and found 94.5, would your conclusion change?
1. Yes, my result differs significantly.2. No, my result does not differ significantly.

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Analyze the data sets below. data set a 25,25,25,26,26,26,27,28,28,29,30,31,31,32,33,33,34,35,35,35 data set b 25,25,25,26,26,26,26,27,27,27,27,28,28,29,29,30,31,31,32,34 which of the following statement are true? select all that apply. a. data set a is relatively symmetric and data set b is skewed left. b.the means of the data sets are within 3 units from eachother. c.the data sets have the same standard deviation. d.the mean of data set a is 27.95 and the mean of data set b is 30. e. the data set b has a higher standard deviation than data set a. f. the mean and median of data set a are close in value.

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11