This is weird there can be so many answers to this but i can only pick one (06.06 LC)

Which expression is equal to a + (b + c)? (5 points)

Group of answer choices

(a + b) + c

(a + b) ⋅ c

a + bc

b + ac

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to