252 Randomly Sampled College Students Were Asked, Among Other Things

question 77

Multiple Choice

252 randomly sampled college students were asked, among other things, to estimate their college grade point average (GPA) . The responses are shown in the stem-and-leaf plot shown below.
Notice that a GPA of 3.65 would be indicated with a stem of 36 and a leaf of 5 in the plot. How many of the students who responded had GPA's that exceeded 3.55?

Stem and Leaf Plot of GPA $\begin{array}{lc}\text { Leaf Digit Unit }=0.01 & \text { Minimum } 1.9900 \\199 \text { represents } 1.99 & \text { Median } 3.1050 \\&\text { Maximum } 4.0000\end{array}$
$$\begin{array} { l l l } & \text { Stem } & \text { Leaves } \\1 & 19 & 9 \\5 & 20 & 0668 \\6 & 21 & 0 \\11 & 22 & 05567 \\15 & 23 & 0113 \\20 & 24 & 00005 \\33 & 25 & 0000000000067 \\46 & 26 & 0000005577789 \\61 & 27 & 000000134455578 \\79 & 28 & 000000000144667799 \\88 & 29 & 002356777 \\116 & 30 & 0000000000000000000011344559 \\( 19 ) & 31 & 0000000000112235666 \\117 & 32 & 0000000000000000345568 \\95 & 33 & 000000000025557 \\80 & 34 & 0000000000000000333444566677889 \\49 & 35 & 000003355566677899 \\31 & 36 & 000005 \\25 & 37 & 022235588899 \\13 & 38 & 00002579 \\5 & 39 & 7 \\4 & 40 & 0000 \\& & \\252 \text { cases included }\end{array}$$

• A) 39
• B) 31
• C) 19
• D) 49

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