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Tishman Speyer Interview Questions

tishman speyer is one of the leading owners, developers, operators, and managers of first-class real estate in the world, having managed a portfolio of assets since its inception of over 123 million square feet across the united states, europe, latin america and asia.

tishman speyer is one of the leading owners, developers, operators, and managers of first-class real estate in the world, having managed a portfolio of assets since its inception of over 123 million square feet across the united states, europe, latin america and asia.

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You’re given a dataframe <code>df_rain</code> containing rainfall data. The dataframe has two columns: day of the week and rainfall in inches.

Write a function <code>median_rainfall</code> to find the median amount of rainfall for the days on which it rained.

Note: You may assume it rained on at least one of the days.

Input:

<pre tabindex="0" class="chroma"><code>import pandas as pd

rainfall = {&#34;Day&#34; : [&#34;Monday&#34;, &#34;Tuesday&#34;, &#34;Wednesday&#34;, &#34;Thursday&#34;, &#34;Friday&#34;], &#34;Inches&#34; : [0, 1.2, 0, 0.8, 1]}

df_rain = pd.DataFrame(rainfall)
</code></pre>

Output:

<pre tabindex="0" class="chroma"><code>def median_rainfall(df_rain) -&gt; 1
</code></pre>

Write a function to find the median amount of rainfall for the days on which it rained.

Rain on Rainy Days

Let’s say that your company is running a standard control and variant AB test on a feature to increase conversion rates on the landing page. The PM checks the results and finds a .04 p-value.

How would you assess the validity of the result?

Experiment Validity

In an A/B test, how can you check if assignment to the various buckets was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

Tishman Speyer Interview Questions

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