The box plot below shows the total amount of time, in minutes, the students of a class surf the Internet every day Daily Internet Surfing
37.5
60
35
50
65
80
Time (minutes)
Part A: List two pieces of information that are provided by the graph and one piece of information that is not provided by the
graph. (4 points)
Part B: Calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points)
Part C: Explain what affect, if any, there will be if an outlier is present. (2 points)

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.

What statement is true? 2x^2-9x+2=-1