Each day during 2019 an agency asked a hundred randomly selected people which party they would vote for if elections were held that day. Results of the poll were recorded in the following file. The Workers' Party asked for the report which they plan to use to improve their strategy for upcoming elections.

Fill in the missing values in the report for 2019:

  • The arithmetic mean of votes for the Workers' Party is: (rounded to one decimal place)
  • The median of votes for the Workers' party is: (rounded to closest integer)
  • The standard deviation of votes for the Workers' party is: (rounded to one decimal place)
  • The difference between the largest and the smallest number of votes for the Workers' party for March is:
  • The largest number of votes that any party received on any day is: votes.
    That maximum was achieved on 2019-- by .
  • The party with the largest difference between the maximum and minimum number of votes is . That difference is votes.

General Data Science Descriptive Statistic Exploratory Data Analysis New Public


Would you like to see our other questions?

We have 1000+ premium hand-crafted questions for 160+ job skills and 20+ coding languages. We prefer questions with small samples of actual work over academic problems or brain teasers.

Visit our question library
Private Concierge

Send us an email with an explanation of your testing needs and a list of candidates. We will create an appropriate test, invite your candidates, review their results, and send you a detailed report.

Contact Private Concierge

On the TestDome Blog

Screening Applicants: The Good, the Bad and the Ugly

Since we’re all biased and we use incorrect proxies, why not just outsource hiring to experts or recruitment agencies? After all, they’ve been screening people for many years, so they must know how to do it right?

Not really. I was surprised to discover that many experts disagree with each other. Everybody praises their pet method and criticizes the others. Many of these methods look legitimate, but are based on...

Dashboard Start Trial Sign In Home Tour Tests Questions Pricing