A random sample of the price of gasoline from 40 gas stations in a region gives the statistics below. Complete parts a) through c). y overbarequals$3.59, sequals$0.26 a) Find a 95% confidence interval for the mean price of regular gasoline in that region. (nothing comma nothing )(Round to three decimal places as needed.) b) Find the 90% confidence interval for the mean. (nothing comma nothing )(Round to three decimal places as needed.) c) If we had the same statistics from a sample of 80 stations, what would the 95% confidence interval be now? (nothing comma nothing )(Round to three decimal places as needed.)

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Abdul is making a map of his neighborhood he knows the following information: his home, the middle school, and high school are all on the same street. his home, the elementry school, and his friends house are on the same street. the angle between the elementary school, middle school, and his home is congruent to the angle between his friends house, the high school, and his home. what theorem can abdul use to determine the two triangles are similar? a- side side side similarity theoremb- angle angle similarity theoremc- corresponding parts of similar triangles are congruentd- pieces of right triangles similarity theorem

Let u = {q, r, s, t, u, v, w, x, y, z} a = {q, s, u, w, y} b = {q, s, y, z} c = {v, w, x, y, z}. list the elements in the set.a ∩ (b ∪ c)a) {q, s, w, y}b) {q, y, z}c) {q, s, u, w, y, z}d) {q, r, w, y, z}