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What's on the worksheet
- Find the mean number of siblings per student from a frequency table.
- Make a frequency table of pets per household and find the mean.
- Find how many students scored 8 when every score was 2 or 8 with a given mean.
- Find the mean of Sofia's 25 quiz scores from a frequency table.
- Find the smudged number in a table of languages spoken from the mean.
- Find weighted mean scores for photos with different weights.
- Compare two homerooms by the mean number of assignments missed.
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The free lesson teaches it with worked examples and practice problems.
Mean from a frequency table and weighted mean: the lesson ›More Chapter 12 worksheets: Statistical questions, distributions, center and spread
- 12.1Statistical questions and variability
- 12.2Individuals, variables and units
- 12.3Types of data: categorical, numerical, discrete, continuous
- 12.4Collecting data with a survey
- 12.5Mean as balance point
- 12.6Mean from a frequency table and weighted mean
- 12.7Finding the median
- 12.8Mode and bimodal data
- 12.9Quartiles and the five number summary
- 12.10Mean absolute deviation
- 12.11Outliers and the 1.5 IQR rule
- 12.12Resistant and non resistant measures