Question

A dataset has 1000 records and one variable with 5% of the values missing, spread randomly throughout the records in the variable column. An analysis decides to remove records that have missing values. About how many records would you expect would be removed?

Answer 1

50

Explanation:

it is given that there is one variable with 1000 records

we have to find the records which is expected would be removed

it is given that one variable is missing with 5% that 0.05

we can find missing records by multiplying total number of records and the missing value with one variable

so the expected record removed will be =0.05×1000=50