Frequency Distributions

Practice Questions

Algebra II › Frequency Distributions

Questions
7
1

Thousands of people in the United States were surveyed about their grandparents. This frequency table shows their answer to the question "how many of your grandparents were born outside of the US?"

Frequency table a

Is this data normally distributed?

2

What is the correct frequency distribution for this data set?

1 3 5 2 5 2 4 1 5
2 4 1 2 3 5 5 2 3
3 1 4 4 6 2 3 2 4

3

What is the median of the data in this frequency table?

# Frequency
1 3
2 4
3 0
4 2

4

Which frequency table has a median of 5? (The first column represents the data points, the second column the frequency)

5

What is the mean of the data in this frequency table?

# Frequency
1 3
2 4
3 0
4 2

6

Thousands of people in the United States were surveyed about their grandparents. This frequency table shows their answer to the question "how many of your grandparents were born outside of the US?

Frequency table a

Of the people who had at least one grandparent born outisde of the US, what percent had exactly 3 non-US born grandparents?

7

The number of runs scored per game by a little league baseball team is represented by the following frequency distribution:

Number of Runs ScoredFrequency
05
12
27
39
43
50
64
72
82
91

Using this frequency table, select the correct answer of m ean runs scored by the little league team (rounded to the nearest hundredth).

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