Explanation

• Median is the middle value in an ordered data set.
• For an even number of observations, it is the average of the two middle values.
• It is less affected by extreme values than the mean.

Last verified on 13-11-2026

Explanation

A fair coin has 2 possible outcomes: Head and Tail.

Probability of getting a Head = 1/2.

Last verified on 01-09-2026

Explanation

To find the Arithmetic Mean (Average):

Add the numbers: 10 + 20 + 30 + 40 + 50 = 150

Count the numbers: 5

Divide the sum by the count: 150/5 = 30

Last verified on 23-10-2026

Explanation

Cohen's kappa measures inter-rater reliability for categorical data while correcting for agreement occurring purely by chance.

Additional Information:

Inter-Rater Reliability: Quantifies the degree of concordance between independent evaluators on categorical outcomes.

Chance Correction: Provides a more conservative and accurate measure of rating consistency than simple percentage agreement.

Updated on 30-10-2026 by Muqadas

Explanation

Mean of 6 observations = 42

Total of 6 = 42 x 6 = 252

Sum of 5 given observations:

35 + 39 + 41 + 46 + 50 = 211

Sixth observation = 252 - 211 = 41

Last verified on 20-10-2026