Suppose a random sample of size 36 is drawn from a population with a mean of 272. If 87% of the time the sample mean is less than 275, what is the population standard deviation? Appendix A Statistical Tables

(Round your answer to 2 decimal places, e. g. 15.25.)
SD=

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

Iam at home. /: i am playing video games. translate the following statement into symbolic form.

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.