If a set of grades for a class has a large range and a small standard deviation, a
what can you say about the class? Include an interpretation that is specific to
grades in a class.

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Asix-sided die of unknown bias is rolled 20 times, and the number 3 comes up 6 times. in the next three rounds (the die is rolled 20 times in each round), the number 3 comes up 6 times, 5 times, and 7 times. the experimental probability of rolling a 3 is 10 %, which is approximately % more than its theoretical probability. (round off your answers to the nearest integer.)

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