Based on historical data, your manager believes that 42% of the company's orders come from first-time customers. a random sample of 85 orders will be used to estimate the proportion of first-time-customers. what is the probability that the sample proportion is between 0.36 and 0.47?

Part of the total score for each program is the sum of five program component scores. on the free program, the sum of these five program component scores is multiplied by a factor of 2.0. yuzuru hanyu, of japan, earned scores of 9.07, 8.96, 8.89, 9.21, and 9.36 for the program components portion of his free program. how many total points did he receive for this portion?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?