A new mechanical aptitude test has been developed which has a maximum possible score of 100 points. This test is administered twice within a 2-week period, with the following results:
Tiime 1 Tiime 2
Basheer 29 83
Ben 51 97
Flodina 89 30
Miguel 95 22
If these results are typical, this test is:
Group of answer choices
indeterminate; there is insufficient information to assess the reliability and validity of the test.
neither reliable nor valid.
unreliable, but may be valid.
reliable and valid.
reliable, but not valid.