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The middle school volleyball team is getting their physicals for the upcoming season. The trainer has each girl step on the scale and records their weight. Use the histogram below to answer the following questions.   The shape of the histogram is [bell]. There are [30] girls on the team.

What are some negative consequences in molecular research and AI-driven analysis that can occur from pre-analytical variables in cold ischemia time and fixation practices? Select all answers that apply. (Multiple answers are correct)

You use hierarchical clustering on car data using various engine characteristics.

Based on the first table, How many principal component should you retain to explain over 80% of the total variance?

You run an apparel retail store and apply K-means clustering to segment customers. Each customer is described by two variables: monthly purchase frequency and average order value (in dollars). The scatterplot below shows the resulting customer segments.

Explain with an example how a third variable might be causing both (A) and (B). Note: answers should not be longer than 3 sentences.

Based on the second table, look at the loadings for PC 1. Find the most appropriate name for it

Is Audi 100 close to ford ltd in distance?

How will you properly describe the correlation between (A) and (B)

Which statements are true about the standard deviation?