The data modeled by the box plots represent the battery life of two different brands of batteries that Mary 4 points)
Battery Life
Brand X
Brand Y
+
11
10
12
13
14
15
16
17
18
Time (h)
(a) What is the median value of each data set?
(b) Compare the median values of the data sets. What does this comparison tell you in terms of the
situation the data represent?

The two expressions below have the same value when rounded to the nearest hundredth. log5 b log9 48 what is the approximate value of log b to the nearest hundredth? 0.93 1.23 9.16 65.53

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.