Statistics Quiz with Solutions (5 Questions)

by Electra Radioti

Statistics Quiz with Solutions (5 Questions)

Statistics Quiz with Solutions (5 Questions)

1 / 5

Compute the sample median for the data: {-5, 4, 8, 5, 2, -1, 3, - 6}

2 / 5

Which of the following is the \(F_{0.025}\) test statistic value for \(df_1 = 5\) and \(df_2 = 7\)?

3 / 5

Consider a random sample of 300 students in a university, 75 of them declared that they like playing football. Construct a 99% confidence interval for the proportion of all students who would like to play football.

4 / 5

Let \(A\) and \(B\) be two independent events. Their probabilities are \(P(A^c) = \frac{1}{5}\), \(P(B) = \frac{1}{8}\), and \(P(A | B) = \frac{4}{5}\). Calculate \(P(A \cap B)\).

5 / 5

In a study involving dogs, the researcher talks about the summary giving the sample size, sample sizes in select subgroups, and demographics such as the age, the proportion of subjects of each breed, and so on. Which branch of statistics does this signify?

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