How do random samples relate to representations of the population? Choose every correct statement. a) If a sample is random, then it can be used to make predictions about the entire population.

b) A sample does not have to be random to be representative of the population.

c) If a sample is collected randomly, then it is not representative of the population.

d) If a sample is random, it cannot be used to make predictions about the entire population.

Bring the fraction a/a-4 to a denominator of 16-a^2

Gexpressions: practice question 3 of 5 jackson wants to study the popularity of his music video by tracking the number of views the video gets on his website. the expression below represents the total number of views that jackson's video receives n days after he begins tracking the nu views, where b is the rate at which the number of views changes. alb)" select the statement that would accurately describe the effect of tripling a, the initial number of views before jackson beginst the rate at which the number of views changes, b, will triple. the total number of views the video has after n days, a(b)", will not change. the total number of days since jackson begins tracking views, n, will be reduced by one-third. the total number of views the video has after n days, alb)", will triple. submit

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points