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# Determine the mean. Determine the median. Determine the mode.

1. Given the following sample of 10 high
temperatures from March:55, 60, 57, 43,
59, 66, 72, 65, 59, 47.

1. Determine
the mean.

2. Determine the median.

3. Determine the mode.

4. Describe the shape of the distribution.

5. Determine Q1, Q2, Q3 and IQR.

1. The contingency table shows classification of
students in a Statistics class.

 From NJ From PA GPA at least 3.0 15 5 20 GPA below 3.0 45 35 80 60 40 100
1. If a student is selected at random, what is the
probability that he/she is from NJ?

2. If a student is selected at random, what is the
probability that he/she has a GPA below 3.0?

3. If we know that the student is from PA, what is
the probability that he/she has a GPA of at least 3.0?

4. If a student is selected at random, what is the
probability that he/she is from NJ and has a GPA below 3.0.

5. If a student is selected at random, what is the
probability that he/she from PA and has GPA of at least 3.0.

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