Which portrays inadequate data?
A pharmaceutical company claimed that experiments showed that its drug could effectively reduce the growth of cancer cells by 35 percent. However, when five independent laboratories conducted the same experiment, they measured a reduction rate of only 5–8 percent.How did these laboratories show that the pharmaceutical company’s claims were invalid?
Leslie wants to know which advertising medium works best to promote her electronics store. She surveys her customers over a weekend and creates a bar graph.

Look at the graph.

A physical science teacher calculates each student’s final grades by using the weighted rubric below. Which type of graph is best suited to show the breakdown of how this teacher weighs each category?

View the graph of sun hours in a city. It can be predicted that in the following year, this city can expect the hours of sunshine to significantly increase after which month?

Look at the data tables below.

Analyze the scatterplot graph.

Which represents a linear graph?




View the frequency distribution graph about people who regularly use a specific cell phone app.
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