Of 600 students sampled, 480 said they hoped to own a house someday. With 99.7% confidence, what is the approximate percentage of the students in the population who hope to own a house someday? A. 73.5% to 86.5%
B. 75.1% to 84.9%
C. 76.7% to 83.3%
D. 78.4% to 81.6%

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?